Due to the difficulty and inconvenience of travel and management, the factory at Wawee hill had to be cancelled. The shop manager turned to developed and built a purchasing network with local tea planters. Later when the roads are more comfortable, the current owner recognized the important of Chiang Rai and the nearby area which have plenty number of tea. He started a new factory located at Wiang Pa Pao district, Chiang Rai in 1986 and gave name "Siam Tea Factory" until today.