Hengtong Group, a high-tech international industrial group in the fields of China's optical fiber optic network, energy Internet, intelligent Internet of Things, new energy and new materials. Founded in 1991, the headquarters is located in the Yangtze River Delta Integration Demonstration Zone Suzhou Wujiang. It has more than 70 subsidiaries (three domestic and foreign listed companies) and more than 20,000 employees (including more than 4,000 overseas).

As the service tenet, it provides "more efficient energy", "more clean energy" "less carbon emissions" for clients by focusing on renewable energy and energy storage business. In order to assist the sustainable development of global green energy it is committed to the use of green energy and energy efficient management by providing energy system solutions of electrical energy storage for business and households, and the solutions for multi-energy complementary microgrids, integrated optical storage and charging, regional energy and smart energy management etc.