Two thousand years ago, quintessence of the sky and earth is crystalized in the leaf of Cao Bang bitter tea. The bitter tea is growing naturally in forest. The grown up plant can be 30 meters high. Its diameter can be up to over one meter. According to scientists, there are 16 kinds of acid aminoes that help to promote metabolism process and have closely relations to nutrition structure of our body. Apart from drinking purpose, bitter tea also has pharmaceutical value such as cure for sunstroke, anatoxin, drunk release, digestion stimulation, blood pressure regulation, anti-aged process, etc. Long time ago, bitter tea was offered to King by Chinese.

Since the Cao Bang Bitter Tea Co. , has put into operation, bitter tea’s demand has been increased province-wide and nation-wide as users know its value. Bitter tea becomes a key economic plant, and a high valuable product, which not only serves Cao Bang ethnic people, but also is a speciality of Viet Nam . Cao Bang government has released an orientation for development and research of bitter tea for meeting the market’s demand.

Bitter tea Co. , is the only company to produce bitter tea of Cao Bang province awarded 5 prizes and notable certificates. In 2004, Cao Bang bitter tea won gold medal in Foodstuff Safety Fair organized in Ha Noi in April 2004 and a certificate issued by National Committee on International Economic Cooperation for developing the product and its trade name, taking part in international economic integration. Cao Bang bitter tea is the one out of 155 products, trade names awarded Yellow Star in Viet nation prize by Viet Nam Young Businessmen Organization in Ha Noi on 1st September 2004 and out of 778 trade names and products, that were recommended in the whole nation.

Visitor comes to Cao Bang nowadays can’t forget to purchase some boxes of bitter tea for relatives. Cao Bang people are proud of the special violet of bitter tea boxes. Bitter tea has been penetrated in every shop, valley, in subconscious of every family, and foreigner. If you have a chance to enjoy a cup of bitter tea, you would never forget the bitter, strong, and sweet taste of this special tea of Cao Bang.