Materials Engineering Companies:

Threeway Steel co.,ltd is a world-class SSAW steel pipe provider, one of the largest subsidiaries in Shinestar Holdings Group Co., Ltd. As the company's largest export base, they are committed to providing professional one-stop procurement service…

BESTAR is a product service provider in China, exporter of steel pipe and a subsidiary of Shinestar Holdings Group. In their website, it is written that BESTAR passed the SGS Certification of China Supplier System, ISO9001 Quality Management System…