predecessor DAZHONG was established in 2006. Today it  is a global contender and one of the top-ranking manufacturers and suppliers of testing equipments worldwide. With our advanced technologies and competitively priced testing machines, systems and software, we supply standard or customized solutions for many test, measurement and quality control tasks required in the world of modern materials testing.The key products from ZONHOW range include universal testing machines, metallography, materials testing equipment,  portable testers,hardness testers, and instruments for testing metals,plastics, rubber, textiles, paper, paint, cement, as well as concrete and packaging materials, and much more.ZONHOW is proud to retain a constantly growing roster of global customers who continue to benefit from our product offerings. ZONHOW offers guarantees that make us stand out in the competitive testing equipment industry in offering the best price/quality ratio products, efficient support, and much more. These are a few key benefits that we continue to offer to our customers worldwide.