检查并审核所有的折扣、付款、退款是否合理，并有依据。

Check whether all discounts, payment, refund is reasonable, and have the foundation.

youdao

所有课程或活动费用不接受任何退款。

All classes and event are not refundable after payment is made.

youdao

所有培训计划不可以退款。

All training program cannot be refunded.

youdao

所有培训计划不可以退款。

All training program cannot be refunded.

youdao