Cooperater in China of Kane, Russell, Coleman & Logan, P.C.in U.S.A.
French YVES LEVY Law Firm
Global Hunter Securities
Joint Office of China Light Industry Products Quality Guarantee Center
Zhenbang (Beijing) Intellectual Property Rights Agency Co.Ltd.
Cooperater of Hong Kong Paul Kwong & Company, Solicitors
Internship Base of Central University for Nationalities
Internship Base of Beijing Foreign Stud