A study of the strategy for the development of the Chinese military personnel in the 21st century The sustainable development of China's coastal region in the 21st century a study on the main contradictions of financial globalization in the 21st century Decade of development of the Chinese classical dance in the new century Study on the development of Zhejiang piano art in the 20th century 并列题名：Decade of development of the Chinese classical dance in the new century New socialism exploration and development of the African Communist Parties in the 21st century