Zhongke Scientific & Technical Co., Ltd. 
Address: Room 102A, Building 9, No. 100 Xianlie Road, Yuexiu District, Guangzhou 510070, ChinaAddress: 1st Floor, No.9 Academy of Sciences, 100 Xianlie Middle Road, Guangzhou city, Guangdong Province
Main Operator: 020-3765 6268 (transfer to all departments)
Customer service complaint hotline: 020-3765 6007
Fax: 020-8768 1505
Web site: http://www.xygqd.com
Email: shengz_k@gdstie.com
Zip: 510070

Zhongke Scientific & Technical Co., Ltd. （shanghai branch）
Address: 2608 Huijing International Plaza, 777 Hongqiao Road, Xuhui District, Shanghai
Phone: 021-6260 8883

Zhongke Scientific & Technical Co., Ltd. （beijing branch）
Address: 1029 jinchengjianguo 5, Jianguomen North Street, Dongcheng District, Beijing
Phone: 010-6569 6465

Zhongke Scientific & Technical Co., Ltd. （HongKong Office）
Address: Rm 803A, Tower 1, Victoria Centre, 1 Hok Cheung Street, Hung Hom, Kowloon, Hong Kong
Telephone: 00852-2983 8066

Zhongke Scientific & Technical Co., Ltd. （Shenzhen Office）
Address: Room 2802, 28th Floor, Block A, Zhongguan Times Square, No.4168 Liuxian Avenue, Nanshan District, Shenzhen
Telephone: 0755-2692 1754

Zhongke Scientific & Technical Co., Ltd. （Wuhan Office）
Address: Room 1309, Qunguang Center, No. 10 luoyu Road, Hongshan District, Wuhan city
Phone: 027-8705 2217