HONGKONG EASTLONG TECHNOLOGY CO., LIMITED is principally engaged in the manufacturer and sales of tubing coupling, casing coupling, pup joints, and tool joints, etc.  Located in Henan, China, we have more than 20 years of experience, and have obtained the ISO 9001 Quality Control Certificate, and API - 5CT Certificate.

With the largest API couplings workshop, we are one of the main manufacturers of API couplings.  We are the regular suppliers of Petro China and Sinopec, and our market has expanded internationally since 2009.  Our products are widely accepted in USA, Brazil, Venezuela, India, Kazakhstan, Indonesia and other countries.

EASTLONG adheres to the business theory of quality first, service first, integrity managemen and wealth sharing, and is convinced that once cooperation is made, we will be friends for ever.  We sincerely wish to establish business relations with you!