Shandong JInhe Sodium Hydrolsulifte Co., Ltd was established in June 1990, the main products are sodium hydrosulfite, sodium sulfite, sodium formate, sodium metabisulifte and on so. And the brand name is "gujin"***** capacity of sodium hydrosulfite is 10000mt every year. Exprot value is about more than 40 million dollars. In the past more than twenty years, our products have been sold to U. S. A, Japan, Germany, Canada, Korea, India, South America, Brazil and other countriers or areas. Over 60 countries.