SL Gemini Energy Co., Ltd, together with its subsidiaries, operates a heat supply business in the People's Republic of China. Its activities include heat provision and distribution, pipeline connection, engineering construction, energy management, design and consulting services for government authorities and commercial operators, and custody and operation services for heat service providers. The company also offers rental services and sells heat service facilities such as equipment, devices, and parts to operators, serving residential and non-residential customers through primary and secondary distribution networks. Formerly known as Wise Living Technology Co., Ltd, it changed its name to SL Gemini Energy Co., Ltd in April 2026; it was founded in 2010 and is headquartered in Jiangyin, China.