<SEC-DOCUMENT>0001213900-22-022748-index.html : 20220429 <SEC-HEADER>0001213900-22-022748.hdr.sgml : 20220429 <ACCEPTANCE-DATETIME>20220429163110 ACCESSION NUMBER: 0001213900-22-022748 CONFORMED SUBMISSION TYPE: 6-K PUBLIC DOCUMENT COUNT: 4 CONFORMED PERIOD OF REPORT: 20220429 FILED AS OF DATE: 20220429 DATE AS OF CHANGE: 20220429 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Sentage Holdings Inc. CENTRAL INDEX KEY: 0001810467 STANDARD INDUSTRIAL CLASSIFICATION: FINANCE SERVICES [6199] IRS NUMBER: 000000000 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 6-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-40580 FILM NUMBER: 22876165 BUSINESS ADDRESS: STREET 1: 501, PLATINUM TOWER, 233 TAICANG RD STREET 2: HUANGPU CITY: SHANGHAI STATE: F4 ZIP: 200020 BUSINESS PHONE: 86-21 5386 0209 MAIL ADDRESS: STREET 1: 501, PLATINUM TOWER, 233 TAICANG RD STREET 2: HUANGPU CITY: SHANGHAI STATE: F4 ZIP: 200020 </SEC-HEADER> <DOCUMENT> <TYPE>6-K <SEQUENCE>1 <FILENAME>ea158952-6k_sentagehold.htm <DESCRIPTION>REPORT OF FOREIGN PRIVATE ISSUER <TEXT> Document 1 - file: ea158952-6k_sentagehold.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.1 <SEQUENCE>2 <FILENAME>ea158952ex99-1_sentage.htm <DESCRIPTION>LETTER OF FRIEDMAN LLP TO THE U.S. SECURITIES AND EXCHANGE COMMISSION DATED APRIL 29, 2022 <TEXT> Document 2 - file: ea158952ex99-1_sentage.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>ex99-1_001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: ex99-1_001.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>ex99-1_002.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: ex99-1_002.jpg
</DOCUMENT> </SEC-DOCUMENT>