1. Entry conditions: the merchant needs to provide the company's business license to ensure that the business license is valid for at least 3 months. Merchants need to provide tax registration certificate and organization code certificate, which are consistent with the information on the business license. Merchants need to provide brand trademark registration certificate or trademark acceptance letter to ensure that the brand belongs to them or has been authorized by the brand. Merchants need to provide an account opening permit for public accounts for settlement. Merchants need to ensure that the products they sell are reliable in quality, reasonable in price and able to deliver on time. Merchants need to have good after-sales service and be able to deal with customers' problems and complaints in time. Merchants should abide by the relevant laws and policies of Pinduoduo, and do not operate illegally.

2. Fees: The deposit required for the flagship store in Pinduoduo depends on the product category and store type, ranging from 1 1,000 yuan to 5,000 yuan. The flagship store in Pinduoduo needs to pay a certain percentage of the product category and order amount, ranging from 1 to 5%. Merchants need to promote and pay the corresponding promotion fees, which depends on the way and effect of promotion, and the specific fees need to be determined according to the specific situation of the merchants.

3. Pinduoduo flagship store refers to the official authorized store opened by merchants on Pinduoduo platform, mainly engaged in products with their own brands. Flagship stores can promote brands through brand display pages and special events provided by the platform, and increase brand awareness and user trust. At the same time, the flagship store can also enjoy various marketing tools and activities provided by the platform to improve product exposure and sales.