Henan Zhongmei Drill Tool Co., Ltd., which is a joint-venture enterprise, specializes in drilling tools, integrating research& development, production, marketing, and sincere service. Our company located Jintai Industrial Zone, Guancheng District, Zhengzhou City, Henan Province, ...
Telephone:86 - 0371 - 66729968
Address:Jindai Industrial Zone,Guancheng District Zhengzhou Henan 450004 China
Guilin Star Diamond Superhard Material Co. Ltd. was found in May 2005, located scenic Guilin National High-Tech Zone. It has been identified as the national high-tech enterprise that specializes production of PDC cutters and bits. Our products are widely used field oil well drilling, geology ...
Telephone:86 - 773 - 5822066
Address:No. 31 Kongming west Rd, Guilin, China, 541004 Guilin Guangxizhuangzuzizhiqu 541004 China