General Projects: Plastic product manufacturing; Plastic product sales; Agricultural film sales; Irrigation Services; Pump and vacuum equipment manufacturing; Pump and vacuum equipment sales; Electronic special equipment manufacturing; Sales of special electronic equipment; Motor Manufacturing; Electric motor manufacturing; Generator and generator set manufacturing; Sales of generators and generator sets; Hardware product manufacturing; Hardware wholesale; Hardware product retail; Firefighting equipment sales; Safety、 Manufacturing of metal products for firefighting; Metal tool manufacturing; Metal product sales; Metal tool sales; Technical services for on-site assessment of fire protection acceptance for construction projects; Fire protection technical services; Hydraulic power machinery and components manufacturing; Sales of hydraulic power machinery and components; Sales of pneumatic power machinery and components; Pneumatic power machinery and components manufacturing; gas、 Liquid separation and purification equipment sales; gas、 Liquid separation and purification equipment manufacturing; Installation of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery、 repair;Agricultural machinery manufacturing; Manufacturing of specialized machinery for agriculture, forestry, animal husbandry, sideline production and fishery; Agricultural machinery sales; Agriculture、 Forest、 Mu、 vice、 Sales of specialized fishing machinery; Agricultural machinery services; Distribution switch control equipment manufacturing; Power transmission, distribution and control equipment manufacturing; Sales of distribution switch control equipment; Sales of power transmission, transformation and distribution monitoring and control equipment; Power transmission, transformation and distribution monitoring and control equipment manufacturing; Sales of intelligent power transmission, distribution and control equipment; Water conservancy related consulting services;Manufacturing of water pollutant monitoring and detection instruments; Sales of water pollutant monitoring and detection instruments; Manufacturing of special machinery and equipment for water resources; Animal Husbandry Machinery Manufacturing; Livestock machinery sales; Sales of intelligent agricultural machinery and equipment; Construction machinery sales; Industrial Engineering Design Services; Engineering Management Services; Import and export of goods; Technology import and export; Import and export agent。( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)