trade and manufacture drill collar, drill pipe, tubing and casing at all size.our headquater is located in Tokyo, Japan. we have established many factoryies in Japan, China and US.
Contact Person : Mr. jackie Telephone : Mobilephone : Fax Number : Address : Post Oak Blvd, Houston, TX, USA,77056 Fax : 1-713-8718865 Zip/Post Code : 77056 Website : Visit website
