A North Korean multipurpose cargoship has sunk after a collision with a tanker off China.

The 8,600-dwt Kum San (built 1977) went down in two hours on 9 March, the ministry of transport said on Monday.

The Chinese tanker, which was not damaged, picked up all 27 crew.

The collision took place near the port of Lianyuanhang in Jiangsu province at 4am local time.

Kum