General items: Technical services, technical development, technicalinformation, technical yan liu transfer promotion, engineering andtechnical apricot research and test development; Mechanical equipmentresearch and development, intelligent robot development; Metalproducts research and development; Intelligent unmanned aircraftmanufacturing [operation]; ; Special operation robot manufacturing[organization operator metal tool system Manufacturing [branch operation]Special labor protection articles production [branch throughI]Sales ofCNC machine tools; Sales of Marine engineering equipment; Sales of roomprevention equipment; Sales of fire fighting equipment; Sales of Class Imedical equipment. Environmental protection specialequipment plating salesrun valley equipment town sales: Teaching special equipment sales, lightingequipment production specialequipment sales, sincere meaning tired systemviolent service, special operation personnel an gold technical training. (Except for projects subject to approval according to law, conduct businessactivities by business license)licensed projects; Goods delivery; TechnologyImport and export. (For items subject to approval according to law, businessactivities can only be carried out after approval by relevant departments. The specific business items shall be subject to the approval documents orlicenses of relevant departments)