《网络商品和服务集中促销活动管理暂行规定》【第九条】网络集中促销组织者不得采用格式条款设置订金不退、预售商品不适用七日无理由退货、自行解释商品完好、增加限退条件等排除或者限制消费者权利、减轻或者免除经营者责任、加重消费者责任等对消费者不公平、不合理的规定。 Interim Provisions on the Management of Centralized Promotion of Internet Products and Services [Article 9] The network-focused promotion organizers shall not use the format clause to set the deposit non-refundable, the pre-sale commodity will not be applicable for no reason on the 7th to return the goods, explain the goods in good condition and increase the limit return Conditions such as excluding or restricting consumer rights, reduce or relieve operator responsibilities, increase consumer responsibility and other consumer unfair and unreasonable provisions.