DIANGUANG.Founded in 1993, DIANGUANG TECHNOLOGY is a national high-tech enterprise and a leader in China's explosion-proof electrical industry, with business covering eight major fields such as mining explosion-proof, petrochemical, electric power equipment and military industry. With intelligent mine construction as the core, the company owns 116 patents (including 10 invention patents) and 17 software copyrights, and leads the formulation of 13 international/national/industry standards. The core products include explosion-proof electrical equipment (such as LED sight hole lamps, permanent magnet drum), high and low voltage frequency converter and intelligent starting system, the technical strength was certified by the R&D center of high-tech enterprises in Zhejiang Province, and the annual output value exceeds 500 million yuan, serving more than 130 countries and regions around the world.