The works commenced in May 9 2012, built on an area of nearly 26 ha, Number One Factory-Ha Nam is one of the largest beverage factories in the north.

With a total investment capital of VND1,480 billion, the plant was built in two stages. Stage 1 in 2012-2017 will complete five production lines with the capacity of 350 million liters / year, stage 2 will start in 2017- 2022 will complete next 6 production line with the capacity of 600 million liters / year. Number One-Ha Nam will produce three major products for THP, including Dr. Thanh Tea, Green Tea and Number One Energy Drink.