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Address: No.18 Juyuan Industrial Zone, Mapo Town, Shunyi District, Beijing

Marketing Department (8: 30-16: 30): 010-52271119 010-52271112

After-sales Service Department (8: 30-16: 30): 010-52271160 010-52271161

24-hour after-sales hotline: 18603398919

Service fax: 010-52271165

E-mail: bjzzsd@guangtai.com.cn