NOV electrical equipment co., Ltd has complete scientific research, production and testing equipment and instruments. Yuhua currently employs more than 200 people, focusing on research and development, production and sale of industrial TV, after 26 years of history, has dominated the domestic leading enterprises of industrial TV position. Companies always adhere to independent innovation, product technology, with completely independent intellectual property rights. Products include two series, there are more than 60 varieties, covering mine gas explosion-proof, gas explosion and dust explosion, special functions and complex functions (ex + special functions), such as various types and levels. Company has broken through the single market situation for petroleum, chemical, coal, marine, transportation, and scientific research to make a certain contribution to the cause.