Shandong Kehan Ecology Tech Co., Ltd., located in Qingzhou City, China, is a professional manufacturer of dredgers, mining machinery, aquatic weed harvesters and sand processing machinery with more than 20 years' experience. With an excellent technology team, we can design and manufacture high-quality dredgers and machinery according to customers' requests. Our products are famous for easy operation, reliable performance, low cost and long working life. Kehan machines have been exported to dozens of countries like India, Indonesia, Philippines, Bangladesh, Brunei, Laos, North Korea, Nigeria, Congo, DR Congo, Sudan, Brazil and so on.