Zhejiang topoyun agricultural technology co. Ltd. Is registered in room 1801, 18th floor, haute-kilong street, hangzhou city, zhejiang province, and is registered as the market supervisory authority of zhejiang province, with legal representatives chen suyang, for general projects: development of technology for networking of goods; manufacture of instrumentation; manufacture of special instrumentation instruments for farming and forestry fisheries; software development; technical services, technology development, technical advice, exchange of technology, transfer of technology, extension of technology; development of electric machines and their control systems; mechanical equipment development; manufacturing of agricultural machinery; sale of instrumentation instruments; sale of special instrumentation instrumentation instruments; sale of electronic appliances; sale of computer hardware and assistive equipment; sale of specialized chemical products (without dangerous chemicals); sal...