17K.com Website Cooperation
Office Tel: +86 010-51667567-677
Contact: Ms. Feng
E-mail: fengj@COL.com

Movie Cooperation
Contact: Mr. Tang
Office Tel: +86 010-51667567-8262
E-mail: tangx@COL.com

Game Cooperation
Ms.Shi
Office Tel: +86 13416253456
E-mail: shich@COL.com

Copyright Brokerage Business Cooperation
Mr.Zheng
Office Tel: +86 010-51667567-8169
E-mail: zhengh@COL.com

Other Cooperation about IP
Ms.Jia
Office Tel: +86 010-51667567-8107
E-mail: jiajr@COL.com

Writers' Copyright Cooperation of E-books and Audio Books and Business Cooperation
Mr.Liu
Office Tel: +86 010-51667567-8447
E-mail: liujh@COL.com

Copyright Cooperation with Publishers
Mr.Wang
Office Tel: +86 010-51667567-8454
E-mail: wangxw@COL.com

Operator Business and Content Cooperation
Mr.Wang
Office Tel: +86 13501211551
E-mail: wangjch@COL.com

Wireless Reading Business in Cooperation with Mobile Operators and SP
Mr.Han
Office Tel: +86 13651094157
E-mail: hanx@COL.com

Government and Public Services Cooperation
Mr.Jiang
Office Tel: +86 010-51667567-8303
E-mail: jiangb@COL.com

Audio Book Business Cooperation
Mr.Liu
Office Tel: +86 010-51667567-8348
E-mail: liujinfeng@COL.com

Strategic Cooperation on Digital Teaching Materials Platform for Primary and Secondary Schools
Mr.Sun
Office Tel: +86 021-50583313
E-mail：suny@COL.com

Higher Education and Enterprises, Public Libraries and National Reading Business Consulting
Mr.Jiang
Office Tel: +86 13581849223
E-mail: jiangh@COL.com

Digital Library and Digital Reading Platform for Primary and Secondary Schools Cooperation
Ms. Yan
Office Tel: +86 13913993502
E-mail: yanw@COL.com