QA/QC Introduction

TOPSAIL regards quality as an essential and integral part of our business success. To meet this we have achieved two types of world well-known certificates. The manufacturing of "TOPSAIL" brand products has evolved as a mark of quality and our products find warm acceptance in domestic as well as international market.

According to our principle that is "quality is the first", we can do guarantee the quality of every product because every item must be checked through elementary inspection, reduplicative inspection and final inspection when the products leave our factory. Therefore, the eligible ratio achieves one hundred percentages.