This product is the constant resistance type for the liquid monomer hydraulic props ,together with DJB or DFB metal roof beam to cooperate,general mechanization mining face for coal mine with supporting roof .may also used for comprehensive mechanized mining face end support or temporary support.

Our contact information is as follows:

Contact person :Miss Zhang(Sales manager)

Tel:86-0371-60805306      86-18738776473

Fax:86-0371-60805307

Website:http://hnylsm.en.alibaba.com/

Address:Zhengzhou City,Henan,China