Certificate：

Certificate of International Tendering Agency of P.R.C. Grade A

Authority of Issuance：

Ministry of Foreign Trade & Economic Cooperation, P.R.C.

Date of Issuance：

2006-06-1

Certificate：

Certificate of China Engineering Construction Tendering Agency, Grade A

Authority of Issuance：

Ministry of Construction, P.R.C.

Date of Issuance：

2007-08-21

Certificate：

Certificate of Tendering Agency of Equipment of Technical Improvement

Authority of Issuance：

State Economic & Trade Commission, P.R.C.

Date of Issuance：

2000-07-31

Certificate：

Certificate of Shanghai Governmental Procurement Tendering Agency

Authority of Issuance：

Shanghai Governmental Procurement Management Office

Date of Issuance：

2003-06-25

Certificate：

Certificate of Shanghai Construction and Equipment Supervision Tendering Agency

Authority of Issuance：

Shanghai Quality Technology Supervision Bureau

Date of Issuance：

2007-09-13

Certificate：

Shanghai M&E Products Tendering Agency, Grade A

Authority of Issuance：

Shanghai People’s Municipal Government Economic Commission, Development Planning Commission, Construction Commission

Date of Issuance：

2006-02-20

Certificate：

Certificate of State Investment Project Tendering Agency of P.R.C. Grade A

Authority of Issuance：

National Development and Reform commission

Date of Issuance：

2007-08-22