commercial voucher

基本解释

The commercial application often provides services for accessing data or resource according to the voucher provided by the user.
商务应用程序经常根据用户提供的凭据提供对数据或资源的访问。
Article 21 A business operator providing commodities or services shall issue a purchase or service voucher to consumers in accordance with relevant State regulations or commercial practices.
第二十二条经营者应当保证在正常使用商品或者接受服务的情况下其提供的商品或者服务应当具有的质量、性能、用途和有效期限；
Article 21 A business operator providing commodities or services shall issue a purchase or service voucher to consumers in accordance with relevant State regulations or commercial practices.
第二十一条经营者提供商品或者服务，应当按照国家有关规定或者商业惯例向消费者出具购货凭证或者服务单据;