Pony? Pyrene detection.
CTI？ Huace detection.
HCT？ Rainbow color detection.
SGS？ Through standard technical services.
At present, there are several better testing institutions, such as SGS, PONY and CTI, which are all good; SGS charges a lot, so I suggest you choose PONY or CTI.
Renzhong Yingtai (Suzhou) Testing Technology Co., Ltd. is an independent, non-profit third-party professional testing technical service organization jointly funded by China Quality Certification Center, Jiangsu Entry-Exit Inspection and Quarantine Bureau and Suzhou Entry-Exit Inspection and Quarantine Bureau.
The company has electrical safety laboratories, electromagnetic compatibility (EMC) testing laboratories, toxic and harmful substances (Rohs) testing laboratories for consumer products, energy efficiency testing laboratories and environmental reliability testing laboratories. The company adheres to the road of high starting point, high standard and high level of construction and development, and is committed to building a social testing platform.