Qingzhou Yuanhua environmental protection science and technology limited company, is a new modern enterprise construction and processing of mechanical engineering ship based. The company of professional technicians in 1994 can be related to shipbuilding engineering maintenance company, involved in the manufacture of dredger earliest design. At present, the company production of the dredger is the most stable and efficient, and learn from the advanced technology of Holland, the United States, Japan dredger manufacturers, improve their dredger performance and shortcomings, improve the dredger dredging capacity and stability. The company has its own dredger construction team, the company participated in numerous port reclamation project, with leading technology and experience in dredging ship industry. The company has a total of 1500m fand /h cutter suction dredger 4, 1200m fand /h cutter suction dredger 1, 1000m fand /h four, 300m /h-800m /h5 fand fand. Create favorable conditions for our company's business to further the world. After years of continuous development, the company has now become a diversified, professional, modern shipbuilding enterprise. Qingzhou Yuanhua environmental protection science and technology limited company's main business has four industrial sectors: shipbuilding and ship repairing, dredging engineering and ship trade. The company with the outstanding performance of the business among the ranks of China's first in the class of small and medium-sized shipbuilding enterprises, the business scope of Hong Kong and Macao, Southeast Asia and the world.