Located in Ji'nan City, Shandong Province, Jinan Chenhe Machine Co., Ltd. is specialized in research and development, production, sale and providing technical service for the high quality large-scale plastic window and door equipment system. We are one of the most potential enterprises with strong capability in this plastic window and door field. From the very beginning of establishment, Chenhe company is operated strictly by following the modernized enterprise management principles. We have established an independent QC center. For the exquisite manufacture and high quality, our company is enjoying high reputation and prestige in both domestic and overseas market and has already become a world famous Chinese brand. Inheriting tradition and innovating continuously, introducing the most advanced technology in the world and sticking to self-research and development, leading the fashion by advanced technology, producing brand by excellent quality, Chenhe has made the synchronized steps w