Our company wants to buy used drill pipes and used drill collars which used on the oilfield and water well.MSN: yongli19830517@hotmail.com
Hebei Hengxing Fur & Leather Co., LTD, established in 1989, covering 38, 000 m2, building 8680 m2, has 268 employees, including 16 senior engineers and 20 technologists. With 296 machines, we produce....