Green Fresh Biotechnology Company Limited, an investment holding company, produces and sells seaweed-based and plant-based hydrocolloid products in China, Europe, rest of Asia, South America, North America, Africa, and Oceania. It operates through five segments: Manufacturing and Sales of Agar-Agar; Manufacturing and Sales of Carrageenan; Manufacturing and Sales of Konjac Products; Manufacturing and Sales of Blended Products; and Others. The company offers hydrocolloid products, including carrageenan, agar agar, and konjac gum and flour. It is also involved in trading of milk powder.