4. Our Service
1).Rational and practical design according to customers' request proved.
2).Within warranty period,we provide free repair if quality problems emerge.
3).Engerneers are avaliable to service oversea to assemble and test the machine according to the contract.
4).Free training of the first batch of operater proved, any question or problem about the products can be answered via online support, phone calls or on-sit support 24 hours. 
5. Qingzhou Keda Mining Machine Co., Ltd.
1).We are a modern large-scale mineral processing equipment manufacturer devoting ourselves to fields of gold mining, sand pumping and desilting with long time exploring and R&D experience.
2).All our products have been certified by ISO9001 and many of them have been exported to more than 25 countries and regions in Africa, Asia, North America, South America, Europe and Oceania.
6. Certificates
All the products in our company has passed ISO9001:2008,and the gold wash plant has obtained PATENT both in utility and design. We are the ONLY manufacturer has this patent in China.