Ichitan Group Public Company Limited, engages in the manufacture and sale of beverages in Thailand and internationally. The company offers ready-to-drink green tea under the ICHITAN green tea brand; herbal tea drink under the Yen Yen brand; and Shizuoka Green Tea No Sugar, Shizuoka Green Tea Jasmine No Sugar, and Shizuoka Green Tea Jasmine Mildly Sweet. It also provides Ichitan PH Plus Alkaline Water; carbonated drink under the TANSANSU brand; and Tan Power products. The company was formerly known as Mai Tan Company Limited. The company was incorporated in 2010 and is headquartered in Bangkok, Thailand.