Computer hardware and software、 Daily necessities、 Arts and Crafts、 office supplies、 Hardware and Electrical、 Home appliances、Computers and accessories、 Electronics、 Communication products( Except for special control) wholesale、 retail, Computer hardware and software、 Data processing technology、 Smart card technology development, Enterprise Management Consulting, Economic Information Consulting, Business Information Consulting( Eliminate intermediaries), Warehousing services(Except for dangerous chemicals and Class I precursor chemicals),Host exhibitions, Corporate image planning, Self-operated and agency import and export business of various commodities and technologies( Except for goods and technologies that the state restricts enterprises from operating or prohibits import and export)。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)