Ruiyuan Flavor Co.,Ltd is the main manufacturer which dedicates to production of heterocycle synthesis flavors. The company owns ten more years' production history and experience for excellent food grade heterocycle flavor to make our product get good graces from domestic and foreign customers. We cover an area of 40,000 square meters and own many production methods to guarantee product quality according to international food standard. We can constantly give out products to satisfy our customers. The company owns 200 more varieties for heterocycle flavors...