COBMAC  is a leading manufacturer of block and interlock production machinery, concrete mixing plants, and fully automated factory solutions. With advanced technology and reliable designs, COBMAC provides complete systems that deliver high productivity, durability, and top-quality concrete products.

Metso is a frontrunner in sustainable technologies, end-to-end solutions and services for the aggregates, minerals processing and metals refining industries globally. We improve our customers’ energy and water efficiency, increase their productivity, and reduce environmental risks with our product and service expertise.

Shaorui Heavy Industries Co., Ltd. is a leading Chinese manufacturer specializing in crushing and screening equipment for mining, quarrying, and construction applications. With decades of experience, the company designs and produces reliable, high-performance solutions including jaw crushers, cone crushers, and screening systems. As part of the Metso Group, Shaorui Heavy combines advanced technology, robust manufacturing standards, and strong after-sales support to serve customers worldwide.