Henan dawn heavy industry Polytron Technologies Inc was founded in 1987, mainly engaged in the development and manufacture of large equipment, technical solutions and supporting products for major infrastructure construction projects, such as construction, energy, transportation and other national key infrastructure construction projects. 30 years of innovation and development, has become the domestic mining machinery industry superior hardware strength, production and processing capacity, and scientific research leading enterprises. The leading products cover more than 30 kinds of four major industrial modules, including building fragmentation, mine crushing, industrial powder making and green building materials. All the products have successfully conquered more than 20000 customers in more than 130 countries and regions through ISO9001:2008 international quality system certification, European Union CE certification and Russian GOST quality certification.

The headquarters of the company is located in the Zhengzhou National High-tech Industrial Development Zone with an area of 80000 square meters, with an area of 67000 square meters in the machinery and equipment Industrial Park, which is located on the street. For more than 30 years, the spring and autumn harvest have never changed. We cherish the sincere ideals of revitalizing the national industry, and stick to the brand positioning of the people who do the grinding industry's exquisite quality. Dawn heavy industries, to improve mining machinery and smart manufacturing!


Independent R&D

3% of sales volume is put on R&D every year. LMZG has integrated R&D, technical service, marketing and production, thus enhancing R&D and innovation abilities and comprehensive competitiveness at home and abroad.


International Trade

LMZG has a perfect set of international trade system, ranging from international trade marketing to international trade negotiation and from domestic one-stop service to overseas localization service.


Technical Service

LMZG has set up a team with hundreds of technical engineers to resolve a series of problems during project consultation, on-site surveys, sample analysis, design, installation, commissioning and maintenance guidance.

Meet the Team

As one of leaders of global crushing and grinding industry, LMZG always seeks innovation & excellence.