1. If the company sells a certain commodity or goods, select (goods) in the first category.
2. If the unit provides labor services (processing, repair, repair and other non-VAT-increasing enterprises), choose the labor services in the second category.
3. If the company provides services of sales service type (enterprises that increase business value), select sales service in the third category.
4. If the company provides services related to intangible assets (patents, trademarks, etc.). ), choose the intangible assets in the fourth category.
5. If the unit is a real estate sales enterprise, choose the real estate in the fifth category.
6. If the company has the following three non-taxable items without sales behavior, select the non-taxable items in the sixth category.