[*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be the Act]
[CUSIP No 82706C108]
[SCHEDULE 13G (Amendment No. 1)* China Gerui Advanced Materials Group Limited (formerly known as China Opportunity Acquisition Corp) (Name of Issuer) (Title of Class of Securities) G21101111 (CUSIP Number) December 31, 2009 (Date of Event Which Requires Filing of this Statement) o þ o * The remainder of this cover page shall be filled out for a reporting person’s initial]
[CUSIP No. 169379104 1 NAMES OF REPORTING PERSONS 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) o (a) þ (b) 3 SEC USE ONLY 4 CITIZENSHIP OR PLACE OF ORGANIZATION Massachusetts 5 SOLE VOTING POWER NUMBER OF]
[SCHEDULE 13G 02 (Amendment No. Hambrecht Asia Acquisition Corp. (Name of Issuer) Ordinary Shares, par value $0.001 per share 406548107 December 31, 2009 o x o * The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing]
[(Name of Issuer) (Title of Class of Securities) (CUSIP Number) (Date of Event Which Requires Filing of this Statement) [] Rule 13d-1(b) [X] Rule 13d-1(c) [] Rule 13d-1(d) The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment]
[SCHEDULE 13G 02 (Amendment No. Hambrecht Asia Acquisition Corp. (Name of Issuer) Ordinary Shares, par value $0.001 per share 406548107 December 31, 2009 o x o * The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing]
[* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed]
