Zhejiang Orient-Tea Development Co., Ltd is a high and new- technology agricultural company which is composed of Zhejiang Agriculture Economy investment Co., Ltd and Tea Research institute of Chinese Academy of Agricultural Sciences (CAAC) etc. And it not only keeps ahead among Zhejiang agricultural companies but also is the pointing company of Oil Plants & Goods Quality Supervising and Checking Center, Agricultural Department.

Changshan branch of Orient-Tea is located in Changshan county, Zhejiang province. The company is engaged in synthetically-processing and deep producing of its abundant camellia oil tea. The main products are Camellia oil of Orient-tea brand, Tea saponin, Tea rice dregs and Tea seed meal etc. Changshan branch, covering an area of 25, 000 square meters, has a staff of more than 120 people and is equipped with advanced processing production line and perfect inspection facility. In 2003, it has passed the quality system certification of ISO-9001: 2000 and set up the scientific management system. The company's products own very good credit standing in the market and are very popular with customers, which endows it with strong power of competition in domestic and overseas markets. Camellia oil of Orient-tea brand has obtained certifications of Zhejiang green product, Zhejiang non-environmental damage product and Country organic foods certificate. Since 2003 when it is evaluated as a famous Zhejiang brand, it has continuously won the gold medal in Agriculture Exposition of Zhejiang Province for four years.