• High-profile mining machine manufacturing brand

    Since 1987, CoJJ Group has continuously obtained more than 100 patents and authorizations for crushers and mills. The crusher and mill equipment developed by RJJ Group are exported to more than 160 countries and regions around the world. Recognition and trust.

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  • Service guarantee

    Our service commitment is not a slogan, an idea or an advertisement, and our service commitment is serious. To this end, we have built a large, systematic and standardized service guarantee system to ensure that each link is implemented in place and processed in detail.

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Hot Products

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HPT Cone Crusher

HPT cone crusher has the same structure and the same crushing theory as traditional HPC cone crusher. But HPT cone…

MTW Milling Machine

This MTW series milling machine is designed by our experts, according to collected advices from customers’ long-term…

VSI5X Crusher

VSI5X crusher (the latest vertical shaft impact crusher improved from VSI crusher) is necessary crushing equipment…