... ). Company took the lead through the ISO/TS16949 quality management system certification, ISO14001 environmental management system certification, ... of different level clients. Henan Kelong promises; best quality, best price, timely delivery, satisfactory service. Users’ ... line, high quality and deficiency. Main support customers are Chery Auto, Haima cars, Changan Group, Brilliance Auto, YuTong Bus, ...