Use Operation model selectable tester valve is a full-opening, annulus pressure operated valve which can be multi close-open. The ball valve could be locked at open position at any time during....
Yuanheng was founded in 1994 and located in the new technical development area of Baoji, Shaanxi province, covering an area of 6350 sqm. With a professional team of 120 people, Yuanheng is....
Shanxi jincheng Anthracite Mining Group International Trading Co., Ltd., with the registered capital of USD128 millions, is one of the wholly-owned subsidiaries of Shanxi Jicheng Coal Mining Group. ....
Shanxi jincheng Anthracite Mining Group International Trading Co., Ltd., with the registered capital of USD 128 millions, is one of the wholly-owned subsidiaries of Shanxi Jicheng Anthracite Mining....
We are dealing in various low asn coal coke , glass, cable wire product.