Tea production in Kangxian county has unique natural conditions.
Among them, Yangba, Lianghe, Tongqian, Sanhe and Poplar in the south of Kang County are typical high-altitude high-quality tea planting areas in northern China.
In September 2003, the 500-mu tea garden in Dagou Village, Yangba Town was certified by the Organic Tea Development and Research Center of Tea Research Institute of Chinese Academy of Agricultural Sciences as the production base of organic tea raw materials.
In 2004, it was awarded the "C" grade by the Ministry of Quality and the ISO international quality management system 900 1-2000 standard certification by Beijing Ingewell Certification Center.
In 2006, it won the title of famous brand products in Gansu Province.