Shuangyuan Supervision

Beijing Shuangyuan Engineering Consulting & Supervision Co., Ltd. was established in 1987. It was one of the first batch of pilot units for engineering construction supervision in China in 1988, and was among the first to be awarded the national Class A supervision qualification. The company has passed the management system certifications of GB/T19001, GB/T24001, and GB/T28001. It holds Class A qualifications for supervision of building engineering, mechanical and electrical installation engineering, municipal public engineering, and chemical and petroleum engineering, as well as Class B qualification for highway engineering supervision, approved by the competent department of housing and urban-rural development of the People's Republic of China. It is a member unit of the International Federation of Consulting Engineers (FIDIC), and also possesses information system supervision qualification, Class A engineering consulting, Class A engineering cost consulting, and Class A engineering bidding agency qualifications.

Shuangyuan Company is a judicial appraisal unit of the Beijing Higher People's Court, a cost appraisal unit of the Beijing Arbitration Commission, a construction contract dispute coordination and appraisal unit of the Beijing Municipal Commission of Housing and Urban-Rural Development, a recommended unit for engineering project management by the Beijing Municipal Commission of Housing and Urban-Rural Development, a recommended unit for cost consulting by the Beijing Municipal Commission of Development and Reform, a bidding agency unit of the Housing Security Center of the Beijing Municipal Commission of Development and Reform, and holds a Class A qualification for government procurement bidding agency approved by the Ministry of Finance of the People's Republic of China.