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        亚洲中文字幕无线,久久久人妻,国产成人精品一区二区无,亚洲自拍偷拍福利小视频,白人久久,又粗又猛又黄又爽无遮挡,毛片24种姿势无遮无拦,а天堂中文最新一区二区三区
        Hotline:400-880-1556

        English




        With the most advanced testing equipment and a group of high-quality professional and technical personnel, the laboratory of toys and baby products of China and the United Nations has actively participated in the formulation and review of laws and regulations at home and abroad, and studied the relevant product standards and requirements of various countries. CNAS has been approved by CNAS and CMA, and it is also one of the first testing organizations approved by CPSC in the United States. It can carry out tests on chemical hazardous substances, inflammability tests, mechanical and physical properties tests on various toys and raw materials, baby and child products, baby buggy crib, student supplies and other products.

        化學實驗室2.jpg

        Our professional team is experienced and advanced in technology, providing you with the professional testing services of eu RoHS, China RoHS, automobile ELV, halogen, REACH, California 65, CPSIA, PAHs, PFOS and other regulations and projects. At the same time to provide customers with overall solutions and professional advice.

        Chemical laboratory

        • laboratory

        • laboratory

        • laboratory

        • laboratory

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