Mongla is located opposite China's Daluo.

勐腊对面就是中国的打洛镇。

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The siege was prompted by the disappearance of 3 Burma Army officers and men who were found moving suspiciously around Khosoong, the border between Wa and Mongla late last month.

围困缘于上月底3名缅军官的失踪以及在佤孟边境的Khosoong附近发现了异动的人。

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