Shanghai Youqiang Petroleum Technology Co., Ltd.

Shanghai Youqiang Petroleum Technology Co., Ltd. (Extrong) Is Registered And Located In Jiading District, Shanghai. The Company Provides R&D, Manufacturing And Technical Services Of Downhole Tools For Domestic And Foreign Oil And Gas Fields.

• ⌖   1899 Huiren Road, Shanghai, China

• ✉  info@extrong.com