Such an excellent location made Lanna Chiang Mai a trading canter for the Mekong, Salween and Ping River Basins. Consequently , the kingdom was also a trade junction for products going to and coming from the Yunnan province in southern China,Chiang Rung of the Xishuangbanna kingdom, Chiang Tung of the Tai Khoen, through to the Moulmein of Burma to India.