Changsha Richfield Agri. Tech. Co., Ltd. is concentrating on R&D, production and sales of environmental friendly substance for modern agriculture and aquaculture.
We focus on the application of activated humic acid, humate series, humic compound fertilizer, tea saponin, amino acid and other organic nutrients.
We also offer customized formulation according to the local condition in different areas.
Our products have been exported to over 20 countries in Asia, Europe, USA and South America, etc.
We are committed to deliver nature, cost effective and quality products to customers.