No road,Building, Jinan, Shandong, China

YI NENG GROUP is a collectivized enterprise which integrates production, import and export together. There are three large-scale companies in our group: Shandong Yineng International Trade Co., Ltd., ...

Wuliyao yanshan county, Cangzhou, Hebei, China

Hebei Longrun Pipeline Co., Ltd. is a large professional manufacturer of all kinds of pipe fittings. Our company has obtained ISO9001: 2000 certification and has sophisticated professional instruments...