The Douyin e-commerce platform has issued nine support policies: first, assisting small and medium-sized merchants in reducing costs, with nearly a hundred categories of commodities exempt from commission; second, introducing a policy for automatic refund of promotion fees; third, increasing investment in algorithm research and development to upgrade traffic mechanisms; fourth, implementing multiple measures to reduce return rates; further including lowering shipping insurance and deposit, and establishing a 'Small Merchant Support Fund,' among others. Douyin hopes to effectively improve the profit margins of merchants and comprehensively enhance the merchant Operation experience. These nine measures aim to help merchants reduce costs and increase profits by providing lower costs, higher efficiency, and better quality resources.