我们严把质量关，有问题的文章都被退回。
严把质量关，每台设备试机合格；
Strictly check on the quality so that test every equipment qualified .
施工经理也现场负责，严把质量关，让客户放心是公司一直坚持的原则。
On-site construction manager is very responsible, we require strict quality, customer's trust is ChuGuan insist principle.
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