PTT located in Central of Bao'an District, Shenzhen, is a large third-party certification and testing agency with large scale and great influence. PTT detects its mission to serve the medium and small enterprises in China and provide professional testing,certification, and corresponding solutions, to help improve product quality of Chinese enterprises.

PTT Specialty engaged in industrial and consumer product Safety testing,Electro Magnetic Compatibility (EMC) testing, Chemical testing and analysis of the materials, Electronic products harmful substances test (RoHS), Toy Safety testing, Wireless products and Mechanical products certification. And provide professional Safety testing and International Certification services. Acquire numerous approbations attestation organization already currently, to provide professional AuthorityCE certification,FCC certification,UL certification,ROHS certification,CCC certification,ETL certification,CB certification,GS certification and other services.