Beijing Zhongketianhao Technology co. LTD. Add: No.30 Beisanhuan east road, Chaoyang District, Beijing, China.

Tel: +86-10-68325410/1/2. Fax: +86-10-68325410. Web：http://www.cabr-th.com. E-mail: sales@cabr-th.com. service：+86-18501073962