Study on the protection of intellectural property of sports events in China Study on the history of intellectual property rights thought in China Study on the operation of intellectual property law clinic 并列题名：Study on the history of intellectual property rights thought in China Nual report on intellectual property operation in China Annual report on intellectual property operation in China International protection of intellectual property rights and trade Study on intellectual property developments of China 并列题名：Annual report on intellectual property operation in China Research on the protection of intellectual property