Sale: Pre-packaged food, Daily necessities, agricultural and sideline products( Except tobacco wholesale), aquatic products, health foods, Chemical products, dry ice, ice bag, Sludge removal machine, Hardware and electrical products; Machinery and mold cleaning services, Dry ice machine rental service; Dry ice technology promotion services; Dry ice research and development; Computer technology development、 Technical Services; Research on network technology、 Development; Software Development; Communication technology research and development、 Technical Services; Enterprise management consulting services; Business Information Consulting( In addition to securities and futures investment consulting and other consulting services involving pre-approval and specialized management and control); Import and export of goods or technology( Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval)。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)