China, Northern Song, Qin Zong (1126?1127), ? ? Jing Kang, round cash, square hole, Li script, 30 mm, 7.26g (H. 16.510; FD 1126). Very Fine, rare. £400-500 In the second year of Jing Kang, both Emperor Qin Zong and Grand?Emperor Hui Zong, were captured by Jin Dynasty. This was known as the Jing Kang Incident, which was considered as the ending of the Northern Song Dynasty.