Yunnan Dayi Tea Group Co., Ltd. (core enterprise: Menghai Tea Factory) is the leader in China's tea industry and was founded in 1940. Dayi Group upholds the core values ​​of "cherishing tea and loving people", pursues the code of conduct of "dignity of tea people", and carries forward the tea ceremony spirit of "chinese benevolence". After 81 years of hard work, it has developed into Pu'er tea as the The core is a modern large enterprise group that runs through the entire industrial chain of scientific research, planting, production, marketing and culture. Its production scale, sales, profits and taxes and brand comprehensive influence are ahead of the same industry, with more than 2,000 brand stores.

The source of production of Dayi is located in Menghai County, Xishuangbanna Dai Autonomous Prefecture, Yunnan Province, the core production area of ​​Pu'er tea and the birthplace of tea trees in the world. In order to ensure the richness and high quality of Pu'er tea raw materials, Dayi has been making Pu'er tea source layout since 2004. Dayi owns two self-owned ecological tea gardens in Bada Mountain and Brown Mountain. More than 200 primary schools are spread across major tea mountains. More than 60,000 tons of raw materials have been stored in continuous storage years, forming Dayi's unique raw material storage advantages.

The production process of Dayi Pu'er tea has been included in the National Intangible Cultural Heritage List. The most critical technology is research and distribution technology and fermentation technology. It is the core of the craft value of Dayi tea, laying the pattern and foundation for the development of modern Pu'er tea, and for Pu'er. The development of the tea industry has formulated standards. Dayi’s tea making equipment, production capacity and quality assurance are all at the leading level in the industry. Dayi has a modern factory covering an area of ​​more than 700 mu, and has invested more than 100 million yuan to establish a microbial R&D center and build a national laboratory. It guides the Pu'er tea industry with modern tea production lines, standard industrial processes and advanced microbial tea making technology. Steady development. In 2013, Dayi Group invested over 100 million yuan to establish a microbial R&D center (i.e. Dayi Microbial Technology Co., Ltd.) and established a pilot project verification workshop.

Dayi Group has a complete R&D system and a strict intellectual property management system, and has been recognized as a postdoctoral workstation and an academician workstation. As of December 31, 2021, Dayi Group has 1,151 valid trademarks, including 809 domestic trademark certificates and 342 international trademark certificates. Dayi Group has a total of 175 valid patents, including 47 invention patents, 22 utility model patents, and 106 appearance design patents. Dayi Group has handled a total of 151 copyright registration certificates and has obtained all copyright registration certificates.

Dayi has been deeply involved in the Pu'er tea field, with a diversified product layout covering tea, water, utensils, utensils and health care. Its sales channels have spread to mainland China, Hong Kong, Macao, Taiwan, East Asia, Southeast Asia and other regions, and have more than 2,000 of them nationwide. Home's Dayi Tea Authorized Store. The unified and standardized store image, product management and traceability based on digital and intelligent systems, and perfect sales services enable customers to conduct "expertary" consumption more conveniently.