The company is invested by yunnan phosphate fertilizer plant, China national chemicals import and export corporation, the United States cargill fertilizer company joint venture enterprise, production 600000 tons/ammonium phosphate, a total of 6 packing line, our factory at the end of November 2001 in eight major domestic packaging machine packaging machine manufacturing enterprises to participate in the tender process, our factory with good reputation, advanced technology recognised by the user, with 1.791 million yuan price bid at a stroke, this project adopts the technology of the industrial computer and configuration management of a complete set of combination system and DCS. It is the most advanced system in chemical fertilizer industry so far. The project has been in normal operation since May 2002.