SGS is the world's leading organization for inspection, certification, testing and identification, and is a globally recognized benchmark for quality and integrity. The Standard Technical Service CO., LTD. was jointly founded in 1991 by the Swiss SGS group and China Standard Technology Development CO., LTD., which belonged to the former National Quality and Technical Supervision Bureau. SGS has more than 50 branches and dozens of laboratories in China, with more than 12,000 well-trained professionals.