<SEC-DOCUMENT>0000950103-18-000109.txt : 20180104
<SEC-HEADER>0000950103-18-000109.hdr.sgml : 20180104
<ACCEPTANCE-DATETIME>20180104060117
ACCESSION NUMBER:		0000950103-18-000109
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180104
DATE AS OF CHANGE:		20180104

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SILICONWARE PRECISION INDUSTRIES CO LTD
		CENTRAL INDEX KEY:			0001111759
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-79592
		FILM NUMBER:		18508356

	BUSINESS ADDRESS:	
		STREET 1:		#123 SECTION 3 DA FONG RD TANTZU
		STREET 2:		TANTZU TAICHUNG 427
		CITY:			TAIWAN R O C
		STATE:			F5
		ZIP:			00000
		BUSINESS PHONE:		886 42534 1525

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ADVANCED SEMICONDUCTOR ENGINEERING INC
		CENTRAL INDEX KEY:			0001122411
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		26 CHIN THIRD ROAD
		STREET 2:		NANTZE EXPORT PROCESSING ZONE
		CITY:			KAOHSIUNG TAIWAN
		STATE:			F5
		ZIP:			00000

	MAIL ADDRESS:	
		STREET 1:		26 CHIN THIRD ROAD
		STREET 2:		NANTZE EXPORT PROCESSING ZONE
		CITY:			KAOHSIUNG TAIWAN
		STATE:			F5
		ZIP:			00000
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>dp84874_sc13da.htm
<DESCRIPTION>FORM SC 13D/A
<TEXT>
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    <TD STYLE="width: 100%; font-size: 12pt; text-align: center"><P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 14pt"><B>&nbsp;UNITED STATES</B></FONT><BR> <FONT STYLE="font-size: 14pt"><B>&#9;SECURITIES AND EXCHANGE COMMISSION</B></FONT><BR> <B>&#9;<FONT STYLE="font-size: 10pt">Washington, D.C. 20549</FONT></B></P>
                                                                 <P STYLE="margin-top: 0; margin-bottom: 0"><B><FONT STYLE="font-size: 10pt">&nbsp;</FONT></B></P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt; text-align: center"><P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 14pt"><B>SCHEDULE 13D</B></FONT><BR> <FONT STYLE="font-size: 10pt"><B>Under the Securities Exchange Act of 1934</B></FONT><BR> <FONT STYLE="font-size: 10pt"><B>(Amendment No. 21)</B></FONT></P>
                                                    <P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P>
                                                    <P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>SILICONWARE PRECISION INDUSTRIES CO., LTD.</B></FONT></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="font-size: 12pt; text-align: center"><P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">(Name of Issuer)</FONT></P>
                                                    <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>
                                                    <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="border-bottom: Black 1pt solid">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Common Shares, Par Value NT$10.00 Per
        Share and</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>American Depositary Shares, Each Representing
        Five Common Shares </B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="font-size: 12pt; text-align: center"><P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">(Title of Class of Securities)</FONT></P>
                                                    <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>
                                                    <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>827084864 (American Depositary Shares)</B></FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-top: Black 1pt solid; font-size: 12pt; text-align: center"><P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">(CUSIP Number of Class of Securities)</FONT></P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>TW0002325008 (Common Shares)</B></FONT></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">(ISIN Number of Class of Securities)</FONT></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="border-bottom: Black 1pt solid">
        <P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Joseph Tung</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Room 1901, No. 333, Section 1 Keelung
        Rd.</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Taipei, Taiwan, 110</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Republic of China</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Tel: +886 2-6636-5678</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Name, Address and Telephone Number of Person
        Authorized to<BR>
        Receive Notices and Communications)</P>
        <P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P>
        <P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">With a copy to:</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>George R. Bason, Jr.</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Davis Polk &amp; Wardwell LLP</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>450 Lexington Avenue</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>New York, New York 10017</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Telephone: +1 (212) 450-4000</B></P>
        <P STYLE="margin-top: 0; margin-bottom: 0"><B>&nbsp;</B></P>
        <P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>January 4,
    2018</B></FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">(Date of Event which Requires Filing of this Statement)</FONT></TD></TR>
</TABLE>

<P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P>

<P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P>
<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
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    <TD STYLE="width: 100%; padding-left: 24pt; font-size: 12pt; text-align: justify"><FONT STYLE="font-size: 10pt">If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of &sect;&sect;240.13d-1(e), 240.13d-l(f) or 240.13d-l(g), check the following box.&nbsp;&nbsp;</FONT>&#9744;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 24pt; font-size: 12pt; text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 24pt; font-size: 12pt; text-align: justify"><FONT STYLE="font-size: 10pt">*The remainder of this cover page shall be filled out for a reporting person&rsquo;s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 24pt; font-size: 12pt; text-align: justify">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 24pt; font-size: 12pt; text-align: justify"><FONT STYLE="font-size: 10pt">The information required on the remainder of this cover page shall not be deemed to be &ldquo;filed&rdquo; for the purpose of Section 18 of the Securities Exchange Act of 1934 (&ldquo;<B>Act</B>&rdquo;) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).</FONT></TD></TR>
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    <TD STYLE="border: Black 1pt solid">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>CUSIP No.</B>&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>827084864</B>&nbsp;</P></TD>
    <TD COLSPAN="3" STYLE="border-top: Black 1pt solid; border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt; font-size: 12pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">1.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Names of Reporting Persons.</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Advanced Semiconductor Engineering, Inc.</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">2.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Check the Appropriate Box if a Member of a Group (See Instructions)</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
        <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">(a) </FONT>&#9744;</P>
        <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
        <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">(b) </FONT>&#9744;</P>
        <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">3.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">SEC Use Only</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">4.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Source of Funds (See Instructions)</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>WC</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">5.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Check if Disclosure of Legal Proceedings
        Is Required Pursuant to Items 2(d) or 2(e) </FONT>&#9744;</P>
        <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">6.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Citizenship or Place of Organization</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Republic of China </B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
<TR>
    <TD COLSPAN="2" ROWSPAN="4" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt"><P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">NUMBER OF</FONT></P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">SHARES</FONT></P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">BENEFICIALLY</FONT></P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">OWNED BY</FONT></P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">EACH</FONT></P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">REPORTING</FONT></P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font-size: 10pt">PERSON WITH:</FONT></P></TD>
    <TD STYLE="vertical-align: top; border-right: Black 1pt solid; border-bottom: Black 1pt solid; font-size: 12pt"><FONT STYLE="font-size: 10pt">7.</FONT></TD>
    <TD STYLE="vertical-align: top; border-right: Black 1pt solid; border-bottom: Black 1pt solid">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Sole Voting Power</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>1,037,300,000</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; font-size: 12pt"><FONT STYLE="font-size: 10pt">8.</FONT></TD>
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Shared Voting Power</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; font-size: 12pt"><FONT STYLE="font-size: 10pt">9.</FONT></TD>
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Sole Dispositive Power</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>1,037,300,000</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; font-size: 12pt"><FONT STYLE="font-size: 10pt">10.</FONT></TD>
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Shared Dispositive Power</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">11.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Aggregate Amount Beneficially Owned by Each Reporting Person</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>1,037,300,000</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">12.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-size: 10pt">Check if the Aggregate Amount
        in Row (11) Excludes Certain Shares (See Instructions) </FONT>&#9744;</P>
        <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">13.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Percent of Class Represented by Amount in Row (11)</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>33.29%</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; border-left: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt">14.</FONT></TD>
    <TD COLSPAN="3" STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding: 1pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Type of Reporting Person (See Instructions)</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>HC, CO</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
<TR>
    <TD STYLE="width: 13%">&nbsp;</TD>
    <TD STYLE="width: 4%">&nbsp;</TD>
    <TD STYLE="width: 4%">&nbsp;</TD>
    <TD STYLE="width: 79%">&nbsp;</TD></TR>
</TABLE>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B><I>Item 1. Security and Issuer</I></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Advanced Semiconductor Engineering, Inc.
( &ldquo;<B>ASE</B>&rdquo;) hereby amends and supplements its report on Schedule 13D, as filed on December 29, 2015 (the &ldquo;<B>Schedule
13D</B>&rdquo;), with respect to the Common Shares, NT$10 par value per share (the &ldquo;<B>Common Shares</B>&rdquo;), and American
depositary shares, each representing five Common Shares (&ldquo;<B>ADSs</B>&rdquo;), of Siliconware Precision Industries Co., Ltd.,
a company limited by shares under the Company Law of the Republic of China (&ldquo;<B>SPIL</B>&rdquo;). Unless otherwise indicated,
capitalized terms used in this Amendment No. 21, but not defined herein, shall have the meaning assigned to such terms in the Schedule
13D.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Except as set forth herein, the Schedule
13D is unmodified.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B><I>Item 5. Interest in Securities of the Issuer</I></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Item 5 of the Schedule 13D is hereby amended
and supplemented by adding the following information:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">On January 4, 2018, ASE surrendered 9,690,452
ADSs to JPMorgan Chase Bank, N.A. (as depositary for the ADSs) and received 48,452,260 Common Shares in return. ASE beneficially
owns 1,037,300,000 Common Shares, representing 33.29% of the issued and outstanding Common Shares (including those represented
by ADSs). This ownership percentage has been calculated based on 3,116,361,139 Common Shares (including those represented by ADSs)
outstanding as of March 31, 2017 as reported in SPIL&rsquo;s Annual Report on Form 20-F for the year ended December 31, 2016.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>



<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>


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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; text-indent: 0.25in">SIGNATURE</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">After reasonable inquiry and to the best
of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Date: January 4, 2018</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 0.25in; font-size: 10pt; text-indent: -0.25in">ADVANCED SEMICONDUCTOR ENGINEERING, INC.</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 0.25in; font-size: 10pt; text-indent: -0.25in">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 0.25in; font-size: 10pt; text-indent: -0.25in; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 60%">&nbsp;</TD>
    <TD STYLE="width: 4%; font-size: 10pt">By:</TD>
    <TD STYLE="width: 36%; border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">/s/ Joseph Tung</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD STYLE="padding-left: 0pt; font-size: 10pt; text-indent: -0.5in"></TD>
    <TD STYLE="font-size: 10pt; text-align: left">Name: &#9;Joseph Tung</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD STYLE="padding-left: 0pt; font-size: 10pt; text-indent: 0pt; padding-right: 0pt; padding-bottom: 0pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">Title:&#9;Chief Financial Officer</TD></TR>
</TABLE>

<P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P>

<P STYLE="margin-top: 0; margin-bottom: 0">&nbsp;</P>

<P STYLE="margin-top: 0; margin-bottom: 0"></P>

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