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Sky detection is a China National Accreditation Board for Conformity Assessment CNAS recognition and China Metrology Accreditation CMA qualification, and access to the California Energy Commission CEC, the US Consumer Product Safety Commission CPSC accredited third-party laboratory, the company is located in Guangzhou's Yuexiu District Yaotai village Tracker Hardware Leather City Area C B0173. The company for the vast number of electronic appliances, textile and leather fabrics, toys, hardware accessories, the company offers all aspects of testing services, the company solemnly Shen notarized if scientific integrity for our customers. Jewellery leather heavy metal zinc alloy composition laboratory testing children's jewelry of lead, cadmium, nickel release test a, leather, leather lead, cadmium and EN71-3 eight heavy metals soluble heavy metals test, formaldehyde, azo dyes, fumaric acid dimethyl ester ( DMF) halogen (F, CL, Br, I) Determination of leather leather phthalate, REACH138 harmful substance testing. Second, the measured pH value of three, water fastness, perspiration fastness, rubbing fastness, color fastness to saliva, measured Tel 020-62185456,13922970468 Tang Tang Tel 020-62185456,13922970468 Mr. Tang Tel 020-62185456,13922970468