
Founded in 1995, Qingzhou Qiangrun Environmental Protection Machinery Co., Ltd. is headquartered in Masong Industrial Park, Huanglou Street, Qingzhou City, Weifang City, Shandong Province — a historically significant city and a recognized hub for alluvial gold machinery R&D in China. As an integrated manufacturer integrating R&D, production, sales and after-sales service, the company focuses on the environmental protection machinery sector, with core expertise in the R&D and production of gold-related equipment such as gold mining and separation equipment and alluvial gold machinery, while also engaging in the design and manufacturing of cutter suction dredgers, aquatic weed harvesters and various advanced dredgers. With more than 30 years of industry experience, it has developed into a leading enterprise in the sector.
The company’s products boast core advantages of durability, diverse models and advanced technology, covering gold mining and separation equipment, alluvial gold machinery, cutter suction dredgers, aquatic weed harvesters and other series to meet the personalized needs of different customers. Leveraging the mature local industrial resources in Qingzhou, we integrate modern design concepts with precision manufacturing processes. All products have obtained ISO9001 quality management system certification and support SGS factory inspection of goods. We implement high-standard control throughout the R&D and production process to ensure that every equipment delivered to customers achieves excellent quality.
In terms of services, the company provides one-stop solutions from product design, customized production, installation and commissioning to after-sales maintenance. According to different dredging site conditions, we can tailor-made exclusive equipment, with welding work performed by internationally certified welders, and a professional on-site technical service team and efficient after-sales support system to provide customers at home and abroad with worry-free full-process services. Meanwhile, we also offer OEM services for global distributors to expand the market through flexible cooperation models.
With leading industry technology, rich manufacturing experience, superior equipment quality and integrity-based management philosophy, the company’s products have been exported to more than 60 countries and regions in Southeast Asia, East Asia, South Asia, South America, Oceania, Africa and Eastern Europe, including Malaysia, Russia, Mongolia, Thailand, Vietnam, Singapore, Indonesia, Fiji, Nigeria, Zimbabwe, Cameroon, Côte d’Ivoire, Ghana, Uganda, etc., winning wide recognition and praise from global customers. Adhering to the concept of “customer-oriented and quality first”, the company continuously provides high-quality solutions in the fields of gold-related equipment, dredging, sand pumping and environmental protection equipment.

