DPRP-420 is the company's pesticide testing center of the Ministry of Agriculture and the Agricultural Environmental Quality Supervision, Inspection and Testing Center of the Ministry of Agriculture (Beijing). In October 2002, it jointly undertook the Beijing Science and Technology Committee on the research on key technologies for green food production and testing. And the project of “Research and Development of Pollution-free Vegetable Rapid Testing Instruments†in the “Demonstration Base Construction†project. In March 2004, the company obtained the "Permit for Manufacturing Measurement Instruments of the People's Republic of China" issued by the Beijing Municipal Bureau of Quality and Technical Supervision. Computer software network system
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