Vietnam, China talk sea area off mouth of Tonkin GulfVietnam and China held the ninth round of negotiations of a working group on the sea area beyond the mouth of the Gulf of Tonkin and the sixth round of negotiations of a working group on cooperation in sea development in the central city Da Nang, on March 15-16. Soldiers of Vietnam Coast Guard in a Vietnam-China joint patrol in the Gulf of Tonkin. The two sides discussed various issues relating to the two working groups. Vietnam and China also agreed to promptly organise the 10th round of negotiations of the working group on the sea area beyond the mouth of the Gulf of Tonkin and the seventh round of negotiations of the working group on sea development cooperation in China. At the end of the meeting, the two sides signed the minutes of the negotiations.-VNA