Química U.S.P. de México, S.A. de C.V. (USP)

Jiangsu Jinling Instrument Co., Ltd. is located in Huai'an City, the hometown of the great man Premier Zhou Enlai. Here, the scenery is beautiful, the climate is pleasant, and the resources are abundant. Jinling Company is a comprehensive enterprise

Sichuan Renbang Environmental Protection Technology Co., Ltd. is an environmental high-tech enterprise specializing in the research and development, production, and sales of rotary filtration equipment. Renbang Environmental Protection has strong sci