Company Information

Qingzhou Yongsheng Dredging Machinery Co., Ltd. was established in 1990. Our company is the first professional manufacturer which develops and produces sand-digging machinery, sand making machinery, dredging machinery, and mineral processing machinery in Qingzhou. Since 1990, we have taken scientific and technological innovation as new concept. Our products are of superior quality and favorable prices and excellent in workmanship which meets the great favor of customers from at home and abroad.

The products of our company are sand-digging machinery, mineral processing machinery, sand washing machines, sand pumping ships, auto-load and auto-unload sand transporting ships, iron extraction machinery (water election, dry election), gold mining ships, high standard sand washing machinery, sand making machinery, transport ships, stone crushing machinery, large and medium-sized dredging ships, and sprinkling irrigation ships. We have a dozen of series with more than 80 kinds of products for you to choose.


The leaders of our company place emphasis on the construction of research. We set up Shandong Weifang Sand Mine Equipment Development Research Institute in 2004, and established good business relationship with the national scientific research institute. At present, there are 5 senior engineers and 12 professional R&D staff members in our company. They can rapidly work out reasonable and feasible plans according to customer requirements. Developed new type sand making machinery has been used by the state's key projects in Qingdao-Huangdao Bridge project. Tin ore equipment has been used by Indonesia clients and received good economic benefit. Our new developed large, medium and small sand-digging ships were widely used for river dredging by Nigeria clients and domestic customers.


Product quality is the life of an enterprise. We have high standard requirements of product quality. Our company uses dozens of equipment such as large boring machines, CNC machine tools, and plasma cutting machines. Before our products leave factory, we have a rigorous test and experiment for all products to ensure that every product to customer is excellent products. The fixed asset of our company is over 10 million RMB, and we have 150 employees. There are four factories as our subsidiaries. Our company has rapidly become the Chinese largest professional manufacturing base of sand mining machinery, dredging machinery, and mineral machinery.

We use excellent product quality and after-sales service to win customers and establish a stable market. Our products sell to more than 30 provinces, municipalities, and autonomous regions, and are successfully exported to North Korea, Russia, South Korea, South Africa, Nigeria, and other countries and regions. We received a wide acclaim and established long-term cooperation relationships with domestic and overseas customers.

"Take quality to survive, credibility to develop" is our company's business objective. "High starting point, high standard, high quality and high benefit" is the work principle of our company. We provide service to community and open up markets to create brilliance together with the vast number of merchants.
Company tenet-Agglomerating scientific and technological force and continuously taking the respective cause into common cause
Enterprise spirit-relying on market, pioneering spirit, quality and credibility is always the first.
Management principle-perfect quality system, implementing quality principles, and achieving quality objectives ensure customer satisfaction.
Struggling goal-To become China's largest professional manufacturing company of sand mining machinery, dredging machinery, mineral machinery.
On the basis of many years' exporting experiences,we have opened a new export company ,Qingzhou Wealth Import & Export Co.,Ltd.And our main business is the exporting of loader,concrete mixing plant,dredger,water treatment equipment,packing machinery and other machinery