DOYEN (CHINA) MACHINERY CO., LTD IS A CHINESE COMPANY THAT MAINLY DESIGNS AND MANUFACTURES THE MOST COST EFFECTIVE LIQUID-SOLID SEPARATION EQUIPMENTS AND WASTEWATER TREATMENT SYSTEM WITH OVER 15 YEARS EXPERIENCE. WE CAN PROVIDE MOST ECONOMICAL SOLUTIONS BASED ON COMBINED EXPERIENCE AND INNOVATIVE ENGINEERING DESIGN WITH PROVEN APPLICATION EXPERTISE.