This is a quality product.

　　这是一种高质量的产品。

　　Those overcoats are of good quality and nice colour.

　　这批大衣质量高、成色好。

　　Our quartz technique is well known in the world， and we believe our watches are of fine quality.

　　我们的石英技术世界闻名，相信我们生产的手表具有高质量。

　　Our price is a little bit higher， but the quality of our products is better.

　　虽然价格偏高，但我们的产品质量很好。

　　Your goods are superior in quality compared with those of other manufacturers.

　　和其他厂商相比，贵方产品质量上乘。

　　The equipment are of good quality and very useful.

　　这些器械质量好，用处大。

　　Our products are very good in quality， and the price is low.

　　我们的产品质高价低。

　　We have received the goods you send us， the quality is excellent.

　　我们已经收到贵处来的货，质量很好。