Shanghai SIMCOM Ltd.

Address: Building A, SIM Technology Building, No.633, Jinzhong Road, Changning District, Shanghai P.R. China

Postcode: 200335

Phone: +86 21 3252 3300

Fax: +86 21 3252 3301

Shanghai Sunrise Simcom Limited

Address: 10055 Songze Avenue, Qingpu District, Shanghai (888 Shengli Road)

Phone: 021-69212977

Simcom Holdings HK Limited

Address: Unit 1206, 12/F., Billion Trade Centre, 31 Hung To Road, Kwun Tong, Kowloon, Hong Kong

Phone: +852 2368 6824

Fax: +852 2367 6724

Shanghai SIMCOM Ltd. Shenzhen Office

Address: Xinwuyuan,Gushu,Xixiang Baoan,Shenzhen,China

Postcode: 518057

Phone: +86 755 8276 5256

SIM Technology Shenyang Limited

Address: Chenxun Science Park, No. 37 Shenbei Road, Shenbei New District, Shenyang, Liaoning

Postcode: 110136

Phone: +86 24 8892 2223

Fax: +86 24 8892 2225

Smartwireless Technology Limited

Address: 1F, Block B, Luowa Building, No. 203, Lize Zhongyuan Second District, Wangjing, Chaoyang District, Beijing

Postcode: 100102

Phone: +86 10 8417 0600

Fax: +86 10 8417 0666