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Tsingyan Research

清研灵智信息咨询（北京）有限公司

Address: Room 509, Building C, No. 44 North Sanhuan Middle Road,  Haidian District, Beijing China

Phone: +86 10 57230548

Email: info@tsingyanresearch.com

For employment-related questions:

Phone: +86 10 57471896

Email: job@netranking.cn

Branch offices:

Tianjin Office: +86 22-23462162

Nanjing Office: +86 25-58073917