Corporate contact Techfaith Wireless Technology Ltd. Headquarters: Address: No.10 A, Tower D2, IT Park, Electronic Town, , Jiu Xian Qiao North Road, Chaoyang District, Beijing, China Post Code: 100015 Tel: 0086-10-58228888 Fax: 0086-10-58228200 Business contact： Marketing Dept. E-mail market@TechFaith.cn Tel: +86-10-58228062 Investor Relations Dept. E-mail: ir@TechFaith.cn Tel: +86-10-58228390