Wulian Tianhong Metal Products Co., Ltd. is Japanese solely invested company, headquartered in a harbor city of Rizhao City.Owing to trustworthy service, our company enjoys an outstanding reputation among customers both in the domestic and the overseas markets. Our company manufactures flanges complying with the ANSI, ASA, and AWWA standards, in addition to the DIN 2527, 2573, 2576, 2642, 2633, and 2636, and JIS B-2220, BS4504, BS10 and AS2129 standards.
