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Contact Us We take first-class products and high quality service as our unremitting goal, take "science and technology innovation, win by quality, customer first, continuous improvement" as our service policy, wholeheartedly cooperate with our friends at home and abroad to create a better future. Tel: 400-6991816 Email: kejiaxin@163.com Address: Shilong Industrial Zone, Mentougou District, Beijing CITI Kejiaxin（Beijing）Electrical Technology Research Institute Co.Ltd. Address: 200 meters east of Liyuan Garden Station,Yongding Town, Mentougou District, Beijing, China Tel: 4006991816 +86-10 68817422 |
