Pupils take an oath at the Seoul Chinese Primary School in Seoul, capital of South Korea, October 5, 2009. [Xinhua]

Chinese Ambassador to South Korea Cheng Yonghua (L) awards a medal to Jeong Dong Il, district office chief of Chung-gu of Seoul, at the Seoul Chinese Primary School in Seoul, capital of South Korea, October 5, 2009. The primary school celebrated Monday the 100th anniversary of its founding. The Seoul Chinese Primary School, with over 600 pupils now, has 8675 graduates all over the world. [Xinhua]