Research, development, promotion, application, transfer and consulting services of salt technology at No. 1 East Station Road, Ningxiang Economic and Technological Development Zone, Changsha; Research, development, promotion and application of salt industry equipment; Research, development, technical service, production and sales of scale inhibitor, flocculant and anti scaling agent (excluding hazardous chemicals); Production and sales of edible salt, nutrient salt, seasoning salt, seasoning and food safety enterprise standard products; Production and sales of medical salt, daily salt, cosmetics and cleaning products; Wholesale of edible salt; Import and export business( Projects that need to be approved according to law can be operated only after being approved by relevant departments.)