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, tea saponin, amino acid, seaweed and other nutrients.
We also offer customized formulation according to the local condition in different areas.
Our products have been exported to over 30 countries in Asia, Europe, USA and South America, etc.
We are committed to deliver nature, cost effective and quality products to customers.