Hangzhou Longshine Bio-tech Co ltd is a new company located in Hangzhou, concentrates onNutrition Additives, Biological insecticide, feed supplement and some new products in pharmaceutical area. The Marketing office is in Hangzhou, the Manufacturing center is located in north of China, which is strong in developing new product in pharmaceutical area, one R&D center is in Zhejiang which is good at highly specialized synthesis. With the support of our own plant and many good relation partners, we have full experience on the business. Flexible and multi-use workshops, good facilities meeting cGMP, lab to pilot to industrial scales of synthesis capacities, and strict quality assurance system made us as a reliable supplier of quality products. our products have been exported to many countries and areas in the world. Based on the good quality and excellent services, we have gained high popularity among our end-users all over the world.