The registration address of henan chingkai environmental technology ltd. Is located at digital port no. 817, cultural road 68, golden water zone, zhengzhou city. The registration authority is the market supervision authority for the golden water zone, zhengzhou city. The legal entity is represented by zhang yuhua and operates on general projects: technical services, technical development, technical advice, exchange of technology, technology transfer, technology promotion; sale of machinery equipment; installation services for general machinery; sale of equipment for the exclusive purpose of environmental protection; sale of mines and machinery; sale of machinery for construction works; manufacture of casting machines; manufacture of general equipment (without special equipment); manufacture of equipment for the disposal of household waste; manufacture of soil and site rehabilitation equipment; manufacture of non-metal mineral materials into machinery; manufacture of mine machinery; manufacture of equipment for the exclusive manufacture of agricultural food products (in addition to the projects duly authorized by law; licensing of goods); import and export of technology (in accordance with the law, subject to the approval of the relevant sector, the specific operation of the project is subject to the relevant sectoral approval documents or licensing documents)