EX-1 2 dex1.htm JOINT FILING AGREEMENT

Joint Filing Agreement

CUSIP No. G211OU 10 9 13G Page 16 of 17 Pages

Exhibit 1

JOINT FILING AGREEMENT

PURSUANT TO RULE 13d-1(k)(1)

The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning it contained therein, but shall not be responsible for the completeness and accuracy of the information concerning the other, except to the extent that it knows or has reason to believe that such information is inaccurate.

Date: September 4, 2007
Rosetta Stone Capital Limited
By:		/s/ Guozhong Xie
Name:		Guozhong Xie
Title:		Director
/s/ Guozhong Xie
Mr. Guozhong Xie
Keen View Investments Limited
By:		/s/ Pan Pan Hui
Name:		Pan Pan Hui
Title:		Director
Sun Fortune Investments Limited
By:		/s/ Yi Mei Liu
Name:		Yi Mei Liu
Title:		Director
Smartmind Investments Limited
By:		/s/ Yunxiao Zhao
Name:		Yunxiao Zhao
Title:		Director
/s/ Yuen Kin Lo
Mr. Yuen Kin Lo

CUSIP No. G211OU 10 9 13G Page 17 of 17 Pages

/s/ Pan Pan Hui

Ms. Pan Pan Hui

/s/ Yi Mei Liu

Ms. Yi Mei Liu

/s/ Yunxiao Zhao

Ms. Yunxiao Zhao