[CALCULATION OF REGISTRATION FEE Title of each class of securities to be registered (1)(2) Amount to be (1) Proposed maximum (1)(2) Proposed maximum Amount of Ordinary Shares, par value $0.0001 per share (3) 44,850,000 $1.83 $82,225,000 $5,851.98 (4) (1) Estimated solely for the purpose of determining the amount of registration fee in accordance with Rule 457(a) under the Securities Act] [Direct: +852 2801 6066 Fax: +852 2801 6767 E-mail: rthorp@thorpalberga.com 11 Wall Street New York, NY 10005 U.S.A. 28 January, 2010 Dear Sirs Daqo New Energy Corp. Company Commission Act Registration Statement Shares We have acted as Cayman Islands legal advisers to Daqo New Energy Corp. (the “ 1 Documents Reviewed For the purposes of this opinion we have reviewed] [KADDEN RPS LATE EAGHER LOM LLP S 300 SOUTH GRAND AVENUE LOS ANGELES, CALIFORNIA 90071-3144 __________ TEL: (213) 687-5000 FAX: (213) 687-5600 www.skadden.com FIRM/AFFILIATE OFFICES __________ BOSTON CHICAGO HOUSTON NEW YORK PALO ALTO SAN FRANCISCO WASHINGTON, D.C. WILMINGTON __________ BEIJING BRUSSELS FRANKFURT HONG KONG LONDON MOSCOW MUNICH PARIS SÃO PAULO SHANGHAI SINGAPORE SYDNEY TOKYO TORONTO VIENNA January 28, 2010 Daqo] [UN E AW FFICES J China Resources Building, 20th Floor Beijing 100005, P. R. China Tel.: (86-10) 8519-1300 Fax: (86-10) 8519-1350 E-mail: junhebj@junhe.com Homepage: www.junhe.com To: Daqo New Energy Corp. Dear Sirs, PRC We are lawyers qualified in the People’s Republic of China (the “ Company Registration Statement SEC Prospectus ADSs We are acting as the PRC counsel to Daqo] [Sales and Purchase Agreement Between Yingli Green Energy Holding Company Limited And Chongqing Daqo New Energy Co., Ltd. 1 Party A: Yingli Green Energy Holding Company Limited Company’s Form: Limited Liability Company Registered Address: No. 3055 Middle Fuxin Road, Baoding (Baoding Tianwei Yingli New Energy Sources Co., Ltd) Legal Representative: Miao Liansheng Bank of Deposit: China Construction Bank of Baoding] [CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Shanghai, China January 28, 2010 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Shanghai, China January 28, 2010 EX-23.1 6 dex231.htm CONSENT OF DELOITTE TOUCHE TOHMATSU CPA LTD.] [UN E AW FFICES J China Resources Building, 20th Floor Beijing 100005, P. R. China Tel.: (86-10) 8519-1300 Fax: (86-10) 8519-1350 E-mail: junhebj@junhe.com January 28, 2010 To: 666 Longdu Avenue Wanzhou, Chongqing 404000 People’s Republic of China Re: Legal Opinion on Certain PRC Law Matters PRC We are lawyers qualified in the People’s Republic of China (the “ Company Registration]

[CALCULATION OF REGISTRATION FEE Title of each class of securities to be registered Amount to be Proposedmaximum Proposedmaximum Amountof Ordinary Shares, par value $0.0001 per share (3) 44,850,000 $1.83 $82,225,000 $5,851.98 STYLE="vertical-align:baseline; position:relative; bottom:.8ex">(4) (1) Estimated solely for the purpose of determining the amount of registration fee in accordance with Rule 457(a) under the Securities] [Direct: +852 2801 6066 STYLE="font-family:Times New Roman" SIZE="2">Fax: +852 2801 6767 E-mail:horp@thorpalberga.com 11 Wall Street New York, NY 10005 U.S.A. 28 January, 2010 SIZE="2">Dear Sirsqo New Energyrp.mpanymmission Act Registration Statement Shares STYLE="font-family:Times New Roman" SIZE="2">We have actedyman Islands legalvisers toqo New Energyrp. (the] [KADDEN RPS LATE EAGHER LOM S 300 SOUTH GRAND AVENUE STYLE="font-family:Times New Roman" SIZE="2">LOS ANGELES,LIFORNIA 90071-3144 __________ TEL: (213) 687-5000 FAX: (213) 687-5600 SIZE="2">www.skadden.com FIRM/AFFILIATE OFFICES __________ BOSTON CHICAGO SIZE="2">HOUSTON NEW YORK STYLE="font-family:Times New Roman" SIZE="2">PALOTONFRANCISCO WASHINGTON,D.C. WILMINGTON __________ BEIJING SIZE="2">BRUSSELS FRANKFURT STYLE="font-family:Times New Roman" SIZE="2">HONG KONG] [UN E AW FFICES J China Resources Building, 20th Floor Beijing 100005, P. R. China SIZE="2">Tel.: (86-10) 8519-1300 Fax: (86-10) 8519-1350 E-mail: junhebj@junhe.com Homepage: www.junhe.com To:qo New Energyrp. Dear Sirs, We are lawyers qualified in the Peoples Republic of China (thempany Registration Statement SEC ProspectusSs STYLE="font-family:Times New Roman" SIZE="2">We are acting theunsel toqo New Energyrp.] [STYLE="font-family:Times New Roman" SIZE="2">les and Purchasereement Between Yingli Green Energympany Limited SIZE="2"> And Chongqingqo New Energy 1 Party A: Yingli Green Energympany Limitedmpanys Form: Limited Liabilitympany SIZE="2">Registereddress: No.3055 Middle Fuxin Road, Baoding (Baoding Tianwei Yingli New Energy Sources)] [CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Shanghai, China January 28, 2010NSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Shanghai, China January 28, 2010NSENT OF DELOITTE TOUCHE TOHMATSU CPA dex231.htm 6 EX-23.1] [UN E AW FFICES J China Resources Building, 20th Floor STYLE="font-family:Times New Roman" SIZE="2">Beijing 100005, P. R. China Tel.: (86-10) 8519-1300Fax: (86-10) 8519-1350 E-mail: junhebj@junhe.com January28, 2010 To: 666 Longdu Avenue SIZE="2">Wanzhou, Chongqing 404000 Peoples Republic of China Re: Legal Opinion on Certain Law Matters We are lawyers qualified in the Peoples Republic of China]

[] [6,500,000 American Depositary Shares representing 39,000,000 Shares, par value $0.0001 per Share DAQO NEW ENERGY CORP. UNDERWRITING AGREEMENT PIPER JAFFRAY & CO. 800 Nicollet Mall Minneapolis, MN 55402 U.S.A. Schedule A As Representative of the several Underwriters named in Ladies and Gentleman: Schedule A Schedule A Daqo New Energy Corp., an exempted company incorporated in the Cayman Islands (the “Company”),] [CONFIDENTIAL TREATMENT Sales and Purchase Agreement Between Yingli Green Energy Holding Company Limited And Chongqing Daqo New Energy Co., Ltd. 1 Party A: Yingli Green Energy Holding Company Limited Company’s Form: Limited Liability Company Registered Address: No. 3055 Middle Fuxin Road, Baoding (Baoding Tianwei Yingli New Energy Sources Co., Ltd) Legal Representative: Miao Liansheng Bank of Deposit: China Construction Bank] [UN E AW FFICES J China Resources Building, 20th Floor Beijing 100005, P. R. China Tel.: (86-10) 8519-1300 Fax: (86-10) 8519-1350 E-mail: junhebj@junhe.com — January [ To: 666 Longdu Avenue Wanzhou, Chongqing 404000 People’s Republic of China Re: Legal Opinion on Certain PRC Law Matters PRC We are lawyers qualified in the People’s Republic of China (the “ Company Registration]

[EXPLANATORY NOTE PART IILOR="#465361"> INFORMATION NOT REQUIRED IN PROSPECTUS ITEM6. INDEMNIFICATION OF DIRECTORS AND OFFICERS. ITEM7. RECENTLES OF UNREGISTERED SECURITIES. PurchaserteofSaleorIssuance TypeandNumber ofSecuritiesnsideration Gold Intellect Limited November22,2007 39,000,000ordinaryshares STYLE="vertical-align:baseline; position:relative; bottom:.8ex">(1) $ 3,900 Plenty China Limited November 22, 2007 14,820,000ordinaryshares STYLE="vertical-align:baseline; position:relative; bottom:.8ex">(1) $ 1,482 Ruian International Limited] [6,500,000 American Depositary Shares representing 39,000,000 Shares, par value $0.0001 per ShareQO NEW ENERGYRP. UNDERWRITINGREEMENT STYLE="font-family:Times New Roman" SIZE="2"> STYLE="font-family:Times New Roman" SIZE="2">PIPER JAFFRAY& 800 Nicollet Mall Minneapolis, MN 55402 U.S.A.hedule A Representative of the several Underwriters named in STYLE="font-family:Times New Roman" SIZE="2">Ladies and Gentleman:] [CONFIDENTIAL TREATMENTles and Purchasereement STYLE="font-family:Times New Roman" SIZE="2"> Between Yingli Green Energympany Limited And STYLE="font-family:Times New Roman" SIZE="2"> Chongqingqo New Energy 1 Party A: Yingli Green Energympany Limitedmpanys Form: Limited Liabilitympany SIZE="2">Registereddress: No.3055 Middle Fuxin Road, Baoding (Baoding Tianwei Yingli New Energy Sources)] [UN E AW FFICES J China Resources Building, 20th Floor STYLE="font-family:Times New Roman" SIZE="2">Beijing 100005, P. R. China Tel.: (86-10) 8519-1300Fax: (86-10) 8519-1350 E-mail: junhebj@junhe.com January[ To: SIZE="2"> 666 Longdu Avenue Wanzhou, Chongqing 404000 STYLE="font-family:Times New Roman" SIZE="2">Peoples Republic of China Re: Legal Opinion on Certain Law Matters SIZE="2">]

[CALCULATION OF REGISTRATION FEE Title of each class of securities to be registered (1)(2) Amount to be (1) Proposed maximum (1)(2) Proposed maximum Amount of Ordinary Shares, par value $0.0001 per share (3) 44,850,000 $2.42 $108,387,500 $7,728.03 (4) (1) Estimated solely for the purpose of determining the amount of registration fee in accordance with Rule 457(a) under the Securities Act] [KADDEN RPS LATE EAGHER LOM LLP S 300 SOUTH GRAND AVENUE LOS ANGELES, CALIFORNIA 90071-3144 __________ TEL: (213) 687-5000 FAX: (213) 687-5600 www.skadden.com FIRM/AFFILIATE OFFICES __________ BOSTON CHICAGO HOUSTON NEW YORK PALO ALTO SAN FRANCISCO WASHINGTON, D.C. WILMINGTON __________ BEIJING BRUSSELS FRANKFURT HONG KONG LONDON MOSCOW MUNICH PARIS SÃO PAULO SHANGHAI SINGAPORE SYDNEY TOKYO TORONTO VIENNA January 20, 2010 Daqo] [UN E AW FFICES J China Resources Building, 20th Floor Beijing 100005, P. R. China Tel.: (86-10) 8519-1300 Fax: (86-10) 8519-1350 E-mail: junhebj@junhe.com Homepage: www.junhe.com To: Daqo New Energy Corp. Dear Sirs, PRC We are lawyers qualified in the People’s Republic of China (the “ Company Registration Statement SEC Prospectus ADSs We are acting as the PRC counsel to Daqo] [Loan Contract (in RMB) China Construction Bank Chongqing Branch 2008 (1270) 5 Contract No.: Capital construction loan Type of Loan: Daqo New Materials Co., Ltd. The Borrower (Party A): Wanzhou Industry Park, Chongqing, China Domicile: 404000 Post code: Xu Guangfu Legal representative (principal): 58820788 Fax: 58820766 Tel: Wanzhou Branch The Lender (Party B): China Construction Bank, No.86 Gaosuntang, Wanzhou District,] [Loan Contract (in RMB) China Construction Bank Chongqing Branch 2008 (1270) 19 Contract No.: Capital construction loan Type of Loan: Daqo New Materials Co., Ltd. The Borrower (Party A): Wanzhou Industry Park, Chongqing, China Domicile: 404000 Post code: Xu Guangfu Legal representative (principal): 64866688 Fax: 64866606 Tel: Wanzhou Branch The Lender (Party B): China Construction Bank, No.86 Gaosuntang, Wanzhou District,] [Reference No: CBC Syndicate Medium-to-long Term (2009)08 August 28, 2009 Chongqing Daqo New Energy Co., Ltd. As the Borrower China Construction Bank, Chongqing Branch As the Lead Manager China Construction Bank, Wanzhou Branch As the Agent Bank and China Construction Bank, Wanzhou Branch and China Merchants Bank, Chongqing Jiangbei Sub-branch As the Lenders Medium-to-Long Term Syndicated Loan Agreement of RMB537,500,000] [Supplemental Agreement to the Medium-to-Long Term Syndicated Loan Agreement This Supplemental Agreement is entered into as of December 10, 2009 by and among: (1) Chongqing Daqo New Energy Sources Co., Ltd., a company duly organized and existing under the laws of the People’s Republic of China with its registered address at XianJia Village, Longdu Neighborhood, Wanzhou District, Chongqing, China, as] [CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Shanghai, China January 20, 2010 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Shanghai, China January 20, 2010 EX-23.1 8 dex231.htm CONSENT OF DELOITTE TOUCHE TOHMATSU CPA LTD.]