On the morning of March 21th, a set of dust concentration meters that ordered by Vietnam merchant were inspected and officially loaded in the intelligent equipment workshop and would be sent to a mine of Vietnam.
This dust concentration meter is a new generation of portable dust concentration meter that independently developed by our Group,mainly used for rapid detection of coal dust and other dust in the working environment with inflammable and explosive flammable gas.This product adopts the international advanced CPU technology, the acquisition of data-processing is fast and has strong anti-jamming ability which significantly improves detection accuracy.It has high accuracy and low error, performance stability, small size, light weight, easy to operate, easy to use and many other advantages. Meanwhile, instrument use safety explosion-proof structure, especially suitable for underground coal mine and other workplaces containing explosive dangerous gases. The product has won the praise of customers at home and abroad with its superior performance for a long time.

In recent years, China Coal Group adhere to the globalization development strategy,through its autonomous development and operation cross-border e-commerce platform--www.1kuang.com,thousand kinds of products that produced by China Coal Group are successfully exported to 138 countries and regions in the world, own over 480,000 customers in the world.In the future, China Coal Group will be adhering to the business philosophy of  "Survive on quality, development on service",produce and develop more high quality, high technology products to reassure customers and society!The China Coal Group staff sincerely welcome new and old customers come to visit!