有问题的产品应退还生产厂家。

Faulty goods should be returned to the manufacturers.

《牛津词典》

所有被替代文件应退还给原件编辑人员，由其进行处理。

All superseded documents will be returned to the originator for disposal.

youdao

如需退款，发行商应退还最终用户当前交易中不高于售价的退款。

Refunds. In the event of a refund DISTRIBUTOR will credit no more than the purchase price in the currency of purchase to the end user.

youdao