High maltose syrup is a kind of syrup made from high quality corn starch with maltose as main content by double enzyme technique, it is a kind of colorless, transparent thick liquid with moderate sweet taste and fragrance of malt. Its plastid is clear and transparent. It tasted sweet and purity. High maltose syrup is also often used in bread, cake and beer brewage because of its well volatility. Meanwhile, it’s also widely used in other fields such as candy, drink, making foodstuff, frozen foodstuff and seasoning and so on. On the other hand, high maltose syrup is not metabolized depending on insulin of human body, so blood sugar level is increased slowly, furthermore, it has low calorie and will benefit the diabetes and adipose patients. Oral glucose is a kind of white lamelliform hexagonal crystal that uses cornstarch as the raw material. After corn starch being transformed into glucose syrup by adopting double enzyme technique, it still needs disposals such as removing residues, decoloring, removing salts through ion exchanging resin, then through concentration, crystallization, dehydration, evaporation, screening etc. Oral glucose produced by our company reaches high quality standard of oral glucose (SW1-05 (B)-89) that the ministry of Sanitation enacts.