1, Qing Yu Rizhao green tea. Rizhao Yuqing Tea Industry Co., Ltd. is a comprehensive tea group company integrating tea production, sales and scientific research. But also by the Ministry of Agriculture and National Medical Products Administration as the only tea enterprise in the "National Food Safety Demonstration Unit in 2003".

2, Shenggushan Rizhao green tea. Rizhao Shenggushan Tea Farm is an entity integrating tea plantation, tea processing and tea sales. The company is located in Jufeng Town, Lanshan District, Rizhao City, the first town of Jiangnan green tea. At present, there are more than 400 acres of tea gardens directly under the jurisdiction. The early spring buds and pine needles selected by the company won the first prize in the "China Cup" famous tea appraisal held by China Tea Society every two years.

3. Chen Song Rizhao Green Tea. Chen Song tea industry is a leading agricultural enterprise integrating tea planting, cultivation, scientific research, processing, sales and tea culture dissemination. The company has been rated as one of the top ten enterprises in agricultural industrialization in Shandong Province, a provincial-level enterprise that values contracts and keeps promises, a favorite tea brand of consumers in Shandong Province, a key leading enterprise in agricultural industrialization in Rizhao City, the second leading brand in tea processing industry in Rizhao City, and the most socially responsible enterprise in Rizhao City.