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A launch ceremony for two new law enforcement vessels, namely the new command vessel No. 53108 and the high-speed patrol law enforcement vessel No. 53117, was held by the Yunnan provincial public security department's water patrol headquarters in Menghan Town of Jinghong, southwest China's Yunnan Province, marking the official completion of the fourth generation of law enforcement vessels for the Mekong River joint patrols and law enforcement missions by China, Laos, Myanmar and Thailand.　

Construction of the two vessels began on April 1, 2024. According to the mooring test plan, the two vessels will sequentially undergo performance tests for various equipment, and will be commissioned for deployment accordingly.　

The Mekong River, also known as the Lancang River in China, is an important waterway for cross-border transportation. Since December 2011, the four countries have been conducting cooperative river patrols.