In order to provide tea of high quality to consumers, which are sanitized and safe, in addition to promoting a high quality image towards the tea producing network, a coordination became into existence. From the year 99, the Agriculture and Food Agency along with the local government, started to promote a collaboration of a high quality zone for producing, promoting, and marketing. Guiding tea plants with marketing abilities, farming groups, and merchants to make a sanitized and safe image of tea. This includes meeting standards for tea producing, branding tea, and delicate packaging.