Guiyang Changwei Trading Co., Ltd.

Our company is a domestic trading company and exporter specializing in rock drilling tools for mine, tunnel and hydroelectric power. We mainly produce drilling tools and export them to Europe, the Middle East, South America, Australia and Southeast Asia. Our products are widely used in mining engineering, road surface excavation, rock machining, tunnel construction and slope retaining. Our main products cover drilling rods, chisel bits, cross bits, button bits, extension drilling equipment, coupling sleeves, drilling rods for pneumatic picks, trolley drill rods, shank adapters and some other mining supportive products.