China General Certification Center (CGC) was founded in 2003 with the authorization of the Certification and Accreditation Administration of the People's Republic of China (CNCA), which is a professional certification body committed to standards development and quality certification in renewable energy field. Equipped with professional software, CGC, with its Council and Technology Committee ensuring the quality of service, has established a wind energy certification team, providing authoritative quality certification service for every link in the chain of wind power industry. According to the international guide, IEC Standards, national standards and common international practices, CGC develops design certification, approval certification, program certification of wind power equipment. Through certification, CGC provides wind farm developers with product selection reference, reduces their investment risk, and ensures products quality of equipment manufacturers helps enterprises digest and absorb the introduced technologies, accelerates enterprise technical innovation. Till now, CGC enjoys an extensive recognition from its customers, which covers main WTGS manufacturers in China. The technological capabilities and certification results have gained wide recognition from the government and the whole society.