Zhongshan Overseas Chinese Secondary School held the 70th anniversary celebration on December 8.

Thousands of alumni and current teachers and students witness the unveiling of the Choi Kai Yau Science and Technology Museum and the Choi Kai Yau Observatory at the senior high school department, as well as the Choi Chiu Fun Hall at the junior high school department.

A donation ceremony was held on the same day, where the school board and alumni donated over 10 million yuan to the school.