Regulatory Compliance - Platform operators and in-platform businesses must clearly indicate prices or fee standards on their websites, apps, and mini-programs [1] - Promotional rules should be transparent, with clear indication of discounts and the basis for price reductions, including methods for calculating price reductions through points, coupons, vouchers, and prepayments [1] - Platform subsidies must be fair and transparent, avoiding false or exaggerated claims about subsidy amounts; subsidy rules, including eligibility, methods, and timelines, should be clearly displayed [1] - Differential and dynamic pricing rules should be transparent, with public disclosure of rules for different pricing based on consumer transaction conditions [1]