QGS  was founded in Guangzhou since 2003, We are a professional third-party inspection agency in China, engaged in professional inspection work for 22 years, serving more than 5,000 customers in 80 countries around the world.

We providing pre shipment quality inspection, factory audit before order, product testing any cities in China. we have full time inspectors in Guangdong, Zhejiang,Jiangsu,Hebei,Tianjin,Xiamen,Shandong etc.

QGS has 7 branch offices in China, located in Guangzhou, Ningbo, Shanghai, Tianjin, Suzhou, Qingdao, Xiamen, which covered the mainly manufacturing bases in China, we have built a strong team to work for our customers, there are over 280 professional inspectors and auditors, most of them have 8 years working experience, 40% of them have bachelor degree and 20% of them have M.S. degrees.

We are the completely independent Third Party service supplier, we cherishes every cooperative opportunity given by global customers, you commissioned, we promised!