Zhangqiu Yu Bin Petrochemical Fittings Factory was established in 1 9 ,with a registered capital of 6 million,fixed assets more than 10 million, the I S O international certification enterprises, municipal credible and People's Republic China Manufacture license special equipment ...

Zhangqiu City Hongyun Forging Co., Ltd. has more than 24 years of experience in producing and exporting all kinds forged flanges welded which are mainly exported to South Korea. Relying on honesty credit excellent technology, we work hard forge ahead increase the market share. Our products ...