1,Engineers available to service machinery overseas.

2,12month warranty for the quality of generator ,gearbox, dredger pump, hydraulic system, spud cylinder.

3,design according to ZC standard ,build according to Enterprise Standard.

4,many design patent 

5,digital intelligent operation

6,no blocking pump and hydraulic propeller

7,8 office in different cities,and export to 32 countries 

8,the first dredger ,the first factory have ZC  ship production certificate and the first submersible pump in the qingzhou dredger industry

9,customized for different geographical condition 

10,X-ray exploration , sand blasting and derusting.

Shandong Haohai Dredging Equipment Co. Ltd. is located in the Economic Development Area of Qingzhou City, Shandong Province, a professional and innovative scientific research base established by Qingzhou Yongsheng Dredging Machinery Co. Ltd. The major breakthrough products we have researched and produced are as follows: Dredging Equipment, De-silting Boat, Environmentally Friendly dredger, City Sludge Cleaning Equipment, Sludge Solidification Equipment, Salt Mining Equipment, etc. Many of our products lead in dredging technology globally. With gaining a number of patents, we are the same industry leading enterprise at home, and also a pioneer in leading the dredging industry to upgrade its technology. 

Our company covers an area of nearly 50,000 square meters, has fixed assets of 60,000,000 Yuan and 16 R&D personnel. We have established regularly cooperative relationships with Jiangsu Ship Design & Research Institute, Chinese Academy of Agricultural Sciences (CAAS), Nanjing Hydraulic Research Institute, Shanghai Ship Design Institute, and more. We own a variety of professional scientific research equipment and experimental pool for testing the products. Our products have been exported to 33 countries including Russia, Poland, Malaysia, Maldives, Venezuela, India, Indonesia, Nigeria, etc., and they have enjoyed popularity around the world.