Shenyang Dongguan Electric Power Technology Group Co., Ltd. (hereinafter referred to as Dongguan Group, with four subsidiaries including Dongguan Heavy Industry (Shenyang) Co., Ltd. and Dongguan Nuclear Power New Energy Equipment (Shenyang) Co., Ltd.) is mainly engaged in the research and development, design, and manufacturing of modular products for boilers, pressure vessels, high-temperature and high-pressure fittings, and pipeline systems. It is a high-tech enterprise. The product is mainly used in energy fields such as petroleum, chemical, coal chemical, high-efficiency thermal power, nuclear power, and natural gas power generation. Dongguan Group is located at 33 Shenxi San Dong Road, Shenyang Economic and Technological Development Zone, with a registered capital of 143 million yuan and more than 380 employees.