ZHONGTAI is an advanced technology company dedicated to the R&D, manufacture and trade of different types Kelly bar , various drilling tools, spare parts for rotary rig. has domestic first-class scientific researchers talents drilling and geological analysis .Constantly ...
Telephone:86 - 186 - 08415057
Address:C106 Kaiyuan Road,Xingsha,Changsha ,Hunan Province,China Changsha Hunan 410000 China