ISP China Desk

KUNMING, March 28 (Xinhua) — The 91st Mekong River joint patrol led by China, Laos, Myanmar and Thailand concluded Friday as two Chinese law enforcement boats returned to Guanlei Port in the southwestern province of Yunnan. A total of 111 law enforcement officers from the four countries participated in the mission in five vessels and covered 605 km in four days, according to the provincial public security department.