服务周到、价格合理、交货及时的原则。

Good service, reasonable price and timely delivery principle.

youdao

质量过硬，交货及时，价格合理，服务周到。

Excellent quality, prompt delivery, reasonable prices, courteous service.

youdao

素以交货及时、服务周到深受新老用户的一致好评。

Reputation for prompt delivery, courteous service by the new and old users alike.

youdao

素以交货及时、服务周到深受新老用户的一致好评。

Reputation for prompt delivery, courteous service by the new and old users alike.

youdao