The company was founded in 1915 and officially listed on the Shenzhen Stock Exchange in 2011. The Group has always adhered to the core concept of “putting people first, being kind to employees, doing good deeds, and building harmony”, and is committed to providing system engineering construction services to the global power industry. It is a national high-tech enterprise and the largest manufacturer of circuit porcelain insulators in China. The Group adheres to the corporate purpose of “producing the highest quality products, maximizing the benefits of enterprises and employees, and providing the best service for power construction in China and the world”. Its “Three Arrows” trademark is a well-known national trademark and was selected as “the most influential brand in China's electrical appliance industry”. The Group has a mature ability to transform scientific research results and multiple independent intellectual property rights, as well as advanced technology and complete testing methods, and its R&D projects have won national, provincial and ministerial science and technology progress awards many times. The company is mainly engaged in R&D, production and sales of porcelain for transmission lines, composite insulators, porcelain for power plants, and electric porcelain fittings. The company's main products include 70 to 840 kN AC (direct) suspension porcelain insulators, 10 to 1000 kV AC composite insulators, ± 500 to ± 1100kV DC composite insulators, 10 kV to 1000 kV power station pillar insulators/high voltage porcelain sleeves, and various electric porcelain fittings. Corporate honors: The company has successively won titles such as “China's Famous Trademark”, “China's Most Influential Brand”, “Famous Trademark of Liaoning Province”, “National Science and Technology Progress Award Grand Prize”, and “China Machinery Industry Science and Technology Award”. Honorary titles such as “National High-tech Enterprise”, “Single Champion Demonstration Enterprise in the Manufacturing Industry”, “Liaoning Province Gazelle Enterprise”, “Little Giant” Enterprise with National Specialties, “Contract-abiding and Credit-worthy” Enterprise in Liaoning Province, and “AAA” Model Enterprise with Harmonious Labor Relations in Liaoning Province.