16 years' experience in designing & manufacturing of LED lights. Professional R&D team with more than 50 engineers.Full set of optics&electrics labs, and advanced factory equipments.VDE,ENEC, TUV, UL, ETL, CE, EMC, LVD, RoHS, KC, SAA, CB Certifications. ISO9001 quality control system, with IQC, IPQC, OQC teams and processes..96 domestic and foreign patents. (Continue to be updated).