TIANJIN RICHSEN TECHNOLOGY CO.,LTD own modern factory covering a total area of 1000m2, have two Medium Frequency heat treatment production line, with 30 CNC threading machines. We equipped with perfect NDT equipement, full specification of thread measuring instruments pipes to ensure that our products comply with the API Standard. At the same time, the company also invested a seamless pipe factory, in order to supply pipes for our production. The company has passed ISO 9001 and API - 5 CT certification, Annual capacity is one million pieces of couplings. We can also machine various types of Non- API (Premium connection) product.

TIANJIN GALFA METAL PRODUCT CO., LTD., as leading companies in producing and exporting all kinds of steel wire and steel strands, especially for the Galfan (Zinc-5%aluminum-mischmetal alloy-coated ) steel wire products ，has a metal business background of some 10 years and enjoy a good reputation through out the world.

The main products of our factory is

● Galvanized steel wire

● Galvanized steel wire strand

● Zn-5%Al-mischmetal alloy-coated steel wire (galfan wire)

● Zn-5%Al-mischmetal alloy-coated steel wire strand (galfan wire strand)

Bliss Tech Solutions is an OEM and ODM of steel office furniture and custom machined parts. It is established to link international customers with Chinese machinery solutions. Its aim is to provide cost-effective and high quality steel products plus value-added services. The company headquarters in China with a subsidiary in California, USA. It has been built up by a group of educated people with different backgrounds in business, finance, shipping, and mechanical engineering.