1. Paper coating processing;

2. Paper processing, booklet, packaging supplies processing, office supplies processing, production and technology development, transfer, consulting services;

3. Sales of mechanical and electronic equipment, computers and software, office equipment, Wujijiaodian, building materials, textiles, clothing, shoes and hats;

4. Export business of self-produced products of the enterprise and the import business of mechanical equipment, spare parts, raw and auxiliary materials required by the enterprise (no separate import and export commodity catalog is attached). Except for goods and technologies that are restricted by national companies or prohibited from import and export;

5. Packaging and decoration printed matter (excluding trademarks), other printing (valid until March 2011);

6. Car sales (excluding passenger cars).