Drilling Tools Manufacturer, Drill Collars, Drill Pipes Supplier - Shanxi Huanjie Petroleum Drilling Tools Co., Ltd.
No. 114, Chaoyang West Street, Shouyang Country, Jinzhong, Shanxi, China
Main products: Drilling Tools, Drill Collars, Drill Pipes, Kelly, Integral Heavy Weight Drill Pipe, Non-Magnetic Drill Collars, More, Company Introduction, Our company's operations are in full accordance with API&SY/T and DS-1standards. We have obtained six certificates as follow:, 1. Certificate of Registration ISO 9001: 2000(No. 03806Q10026R1M);, 2. Certificate of Authority to use the Official API Monogram on Drill collars ( Lincense Number: 7-0468);
