VIZDA INDUSTRIAL CO, LIMITED is a comprehensive enterprise integrating scientific research, production and sales...The main products of the company are: Ammonium nitrate calcium for agriculture, urea, MAP, MKP, seaweed essence, potassium humate, ammonium sulfate, inositol, magnesium sulfate, calcium magnesium nitrate, medium element water-soluble fertilizer, large element water-soluble fertilizer, potassium calcium magnesium nitrate water-soluble fertilizer, EDTA, EDDHA, EDTA Mix Micronutrients Series, Super Organic Nutrients, Citrate Complexing Nutrients, Boron Series, Liquid Fertilizer etc. The product sales cover all parts of the country and have been exported to markets in Japan, the United States, South Korea, Mexico, Australia, South Africa, Vietnam, Peru, Ecuadorand South America. The company is highly praised by domestic and foreign customers for its high-quality products and comprehensive services.

Shandong Rhine International Trade Co., Ltd. is a large-scale R&D, production, and sales enterprise of fine chemicals and cosmetic raw materials. It is one of the top 50 enterprises in Jinan City. The company was established in 2007.