Xianxian Jinan Foundry Factory was founded in 1980. Business started from the very ordinary manhole covers castings after 1982 we began to cooperate with ventilation Factory. Then the product was upgraded from very ordinary manhole cover to the complicated machine castings of machine tools in 1985. The area of workshop was expanded. The production capacity increased and efficiency improved significantly due to the introduction of advanced casting technology and resin sand production-line in 1990. To be the business partner of Siemens Company since 1998 and to be the biggest casting supplier of Altendorf Company in 2000. After that in 2005 we were established as a TIANJIN ZHENJI MACHINERY AND EQUIPMENT Co. ., Ltd. Then TIANJIN ZHENJI MACHINERY AND EQUIPMENT Co. ., Ltd was expanded, which introduced various kinds of precise machining equipments. Meanwhile, we built business relation with WEINIG company in 2012.

In 2012 We establish as a Zhengyu International Trade Co. ., Ltd. After 2015 the international market was opened fully and now we are selling our product Asia and Europe markets.