According to the enterprise survey data, Wuxi Guolian Johnson Company was established on May 8, 1999. It is a wholly state-owned enterprise group funded by Wuxi Municipal People's Government, with the qualification of state-owned assets investment subject and registered capital of 8 billion yuan. It owns several subsidiaries such as Huaguang, Guolian Securities and Guolian Finance.

Guolian Jiangsen integrated the advanced technology and management advantages of johnson controls and Guolian Group, and gathered the capital advantages of major shareholders. Through professional management and marketing service outlets all over the country, market-oriented operation is carried out, and energy system construction and operation, energy custody, energy-saving consultation, design and transformation, energy consumption management and monitoring of civil buildings and industries are built.