|  | o | REGISTRATION STATEMENT PURSUANT      TO SECTION 12(B) OR 12(G) OF THE SECURITIES EXCHANGE ACT OF      1934 |
|--|---|------------------------------------------------------------------------------------------------------------|

|  | o | ANNUAL REPORT PURSUANT TO      SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF      1934 |
|--|---|------------------------------------------------------------------------------------------------|

|  | o | TRANSITION REPORT PURSUANT TO      SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF      1934 |
|--|---|----------------------------------------------------------------------------------------------------|

|  | þ | SHELL COMPANY REPORT PURSUANT      TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF      1934 |
|--|--------|-------------------------------------------------------------------------------------------------------|

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| Title of each class  |   | Name of exchange on which each class is to be registered |
|------------------------------------------|--------|------------------------------------------------------------------------------------------------------------|
| Units                                    |   | OTCBB                                                                                                      |
| Ordinary      Shares                     |   | OTCBB                                                                                                      |
| Warrants                                 |   | OTCBB                                                                                                      |

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| US GAAP þ |   | International      Financial Reporting Standards as issued by the International Accounting      Standards Board   o |   | Other   o |
|--------------------------|--------|------------------------------------------------------------------------------------------------------------------------------------|--------|--------------------------|

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| ExhibitNo. |   | Description                                                                                                                                                                                                                                                                                                                                                                                |
|------------|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| 2.1        |   | Agreement      of Merger and Plan of Reorganization, dated as of November 12, 2008 by and      among China Opportunity Acquisition Corp., Golden Green Enterprises      Limited, Wealth Rainbow Development Limited, Henan Green Complex Materials      Co., Ltd and certain shareholders of Golden Green Enterprises Limited      (included as Annex A to the ProxyStatement/Prospectus). |
| 3.1        |   | Memorandum      and Articles of Association*                                                                                                                                                                                                                                                                                                                                               |
| 4.6        |   | Specimen      Unit Certificate of BVICo.(1)                                                                                                                                                                                                                                                                                                                                                |
| 4.7        |   | Specimen      Ordinary Share Certificate of BVICo.(1)                                                                                                                                                                                                                                                                                                                                      |
| 4.8        |   | Specimen      Warrant Certificate of BVICo.(1)                                                                                                                                                                                                                                                                                                                                             |
| 10.14      |   | Form      of Escrow Agreement by and among Golden Green Enterprises Limited, Oasis      Green Investments Limited and Continental Stock Transfer & Trust      Company (included as Annex C to the Proxy      Statement/Prospectus).                                                                                                                                                    |
| 10.15      |   | Form      of Voting Agreement (included as Annex D to the Proxy      Statement/Prospectus).                                                                                                                                                                                                                                                                                                |
| 10.16      |   | Form      of Lock-Up Agreement (included as Annex E to the Proxy      Statement/Prospectus).                                                                                                                                                                                                                                                                                               |
| 10.17.1    |   | Short-Term      Loan Agreement, dated July 23, 2008, between Sub-branch of Zhengzhou      Branch of Shanghai Pudong Development Bank and Henan Gerui Composite      Material Stock Co., Ltd.(1)                                                                                                                                                                                            |
| 10.17.2    |   | Agreement      for Established of Bank Payable Bills, dated October 14, 2008, between      Shanghai Pudong Development Bank and Henan Gerui Composite Material Stock      Co., Ltd.(1)                                                                                                                                                                                                     |
| 10.17.3    |   | Renminbi      Loan Agreement, dated July 16, 2008, between Zhengzhou Branch of China      CITIC Bank and Henan Gerui Composite Material Stock Co., Ltd.(1)                                                                                                                                                                                                                                 |
| 10.17.4    |   | Loan      Agreement, dated November 9, 2007, between Commodity World Branch of      Commercial Bank of Zhengzhou and Henan Gerui Composite Material Stock Co.,      Ltd.(1)                                                                                                                                                                                                                |
| 10.17.5    |   | Real      Estate Maximum Mortgage Agreement, dated March 26, 2007, between Zhengzhou      Branch of Shanghai Pudong Development Bank and Henan Gerui Composite      Material Stock Co., Ltd.(1)                                                                                                                                                                                            |
| 10.17.6    |   | Maximum      Mortgage Agreement, dated April 21, 2008, between Xiangyang Credit Union      of Zhengzhou Rural Credit Cooperatives and Henan Gerui Composite Material      Stock Co., Ltd.(1)                                                                                                                                                                                               |
| 10.17.7    |   | Credit      Granting Agreement, valid from July 21, 2008, between Guangdong      Development Bank Zhengzhou Huanghe Road Sub-branch and Henan Gerui      Composite Material Stock Co., Ltd.(1)                                                                                                                                                                                             |
| 10.17.8    |   | Agreement,      dated September 16, 2003, between Xinzheng City Longhu Town People’s      Government and Henan Gerui Composite Material Stock Co., Ltd.(1)                                                                                                                                                                                                                           |
| 10.17.9    |   | Lease      Agreement for Land Use Right and Buildings, dated November 10, 2008,      between Zhengzhou the Second Iron & Steel Co., Ltd. and Henan Gerui      Composite Material Stock Co., Ltd.(1)                                                                                                                                                                                    |
| 10.17.10   |   | Agreement      for the Repayment, dated March 30, 2008, between Lu Mingwang, Lu Baiwang,      Ren Shouze, Yue Tiansui, Bai Zhengsheng, Lu Yi, Zhang Qihong, Lu Mingwang,      Chen Zheyu, Zhang Shuiping, Liu Bingshen, and Henan Gerui Composite      Material Stock Co., Ltd.(1)                                                                                                         |
| 10.17.11   |   | Bank      Payable Bills Agreement, dated October 14, 2008, between Huang Sub-Branch      of Zhengzhou Branch of Guangfa Bank, Da Sub-Branch of Zhengzhou Branch of      Pufa Bank, and Henan Gerui Composite Material Stock Co., Ltd.(1)                                                                                                                                                   |
| 21.1       |   | Subsidiaries      of Golden Green Enterprises Limited.(1)                                                                                                                                                                                                                                                                                                                                  |

| (1) | Incorporated      by reference to Golden Green Enterprises Limited’s Registration Statement      on Form S-4 or amendments thereto (SEC File No.      333-155312-01). |
|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|                                                                              |   | GOLDEN      GREEN ENTERPRISES LIMITED |
|----------------------------------------------------------------------------------------|--------|---------------------------------------|
|                                                                                   |   |                                  |
|                                                                                   |   | /s/ Liyong Qu                         |
|                                                                                   |   | Liyong      Qu                        |
|  Dated:              March 23, 2009  |   | Chief      Accounting Officer         |

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| Exhibit No. |   | Description                                |
|------------------|--------|--------------------------------------------|
|             |   |                                       |
| 3.1              |   | Memorandum      and Articles ofAssociation |

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