Gongyi Jintai Trading Co. , LTD.is located in Zhengzhou City , . And we are the one of the earliest and largest manufacturers of renewable fuel & energy equipments and related machinery . After 15 years development , forthwith our company becomes an sovereign economical entity with the integration of science , engineering and trading department . our products and are wide accepted in both domesticated and world market , and likewise exported to more than 30 countries , such as England , Russia , Sweden , Poland , Iran , Sudan , South Malaysia , Indonesia , Vietnam , etc .