Core Barrel Manufacturer, Roller Bit, Roller Bits Supplier - Changsha Golden Drilling Machinery Co., Ltd.
No. 1310 Kaiyuan East Road, Xingsha, Changsha, Hunan, China
Main products: Core Barrel, More, Company Introduction, Trade Capacity, Production Capacity, JZTG is a brand licensed to Golden Drilling Machinery Co., Ltd. As a high-tech enterprise recognized by the government, Golden Drilling is specialized in the design, production and sales of rotary rig drilling tools. JZTG brand was founded in 2012, however, the original Golden Drilling plant was founded in 1993, which is one of the productive enterprises designated by the original Ministry of ...