全港青少年數學挑戰賽
Date: 14/07/2025
Address: 42 Chai Wan Road, Shau Kei Wan, Hong Kong
Telephone: (852) 2560 3544 Fax: (852) 2568 9708 Email: [email protected]
Telephone: (852) 2560 3544 Fax: (852) 2568 9708 Email: [email protected]