Shenzhen Tianqi Testing Technical Service Co., Ltd.. Is a professional third-party testing organization .TQT Is CNAS accredited laboratories . TQT is the U.S.Consumer Product Safety Commission (CPSC) accredited laboratories. TQT test report issued the mutual recognition by ILAC-MRA and APLAC members . TQT headquarters based in known as the "factory of the world," said the Shenzhen City, the main provider of consumer goods harmful substances detection and environmental chemical analysis test,