Mudanjiang Guangxu Import & Export CO., LTD. locate at southeast heavy industrial base of Mudanjiang city Heilongjiang Prov. of China. Guangxu Co., LTD authorized by Ministry of commerce of the Chinese government, which entitling independent I/E license. Guangxu have invested and cooperated with Mudanjiang Petroleum Machinery Co., Ltd. Company is an export department of Petroleum Equipment Corporation. Guangxu Co., LTD can provide regular API E75, X95, G105 and S135 drill pipes from 2-3/8 inches to 6-5/8 inches, heavy weight drill pipes, drill collars and kellies. Our company also has the advanced quality management system acquired API (API 5C7-0655, API 6D-0586, API 7K-0098, API 7-1-0396) and ISO9001-2000 certificates. Company has the ability to satisfy the requirements from customers and supply high quality drill pipes, heavy weight drill pipes, drill collars, tool joint, stabilizers, drilling reamer, mill shoe, mill taps and other products to customers. Company may also the size which needs according to the customer have custom-made the product. You might have interests in our products. Should you have any further inquiries and requirements, just let me know without any hesitation. More product information and quotations, please contact company with E-mail or telephone.