Located in Xinmi known as the city of bauxite, Xinmi Wanli Industry Development Co., Ltd has been committed to the production, research and development, and sale of ceramic proppant with superior....
Zhengzhou Gashili Machinery CO.LTD, built in 1998, It is a research, design, manufacturing as a whole, the long-term commitment to all kinds of agriculture machines and food machines and equipment....
Huadu Long metal processing machinery equipment co., LTD. Is specialized is engaged in the waste oil regeneration, fuel technology and fuel oil auxiliary additive research and development, waste oil....