Research on the sustainability of safe tea production model in Tan Cuong commune, Thai Nguyen city - 10
After buying this tea product, traders can flavor it themselves and then mix it with other types of tea and sell it at a price 50,000-100,000 VND/kg higher than the original price and use their own labels, such as: X, Tan Cuong Safe Tea. But in fact, whether it is completely from Tan Cuong or mixed ...












