China Suntien Green Energy Corporation Limited was established on 9 February 2010 by HECIC

and HECIC Water, and was listed on the Main Board of the Hong Kong Stock Exchange and SSE on

13 October 2010 and 29 June 2020 respectively.

The Group is primarily engaged in the exploration and utilization of new energy and clean energy by operating the wind power business, photovoltaic business and the natural gas business.

The Group is engaged in the planning, development and operation of wind farms and photovoltaic power stations as well as the sale of electricity. The Group owns wind power/photovoltaic projects in Hebei, Shanxi, Xinjiang, Shandong, Yunnan and Inner Mongolia, etc. Based in Hebei, the Group has invested and developed new energy projects across the country, and has actively sought suitable investment projects overseas. As at 31 December 2023, the Group had a wind power consolidated installed capacity of 6,293.75 MW, an installed capacity under management of 6,554.35 MW, as well as an attributable installed capacity of 5,878.71 MW. The Group had a photovoltaic consolidated installed capacity of 126.12 MW, an installed capacity under management of 296.12 MW, as well as an attributable installed capacity of 201.30 MW. In 2023, its wind power generation and photovoltaic power generation was 14,081 million kWh with 2,419 utilization hours and 173 million kWh with 1,376 utilization hours, respectively.

The Group possesses and operates natural gas transmission and ancillary facilities in Hebei province, and sells natural gas through natural gas distribution channels. As at 31 December

2023, the Group owned 1 LNG terminal, 11 long-distance natural gas transmission pipelines, 21high-pressure branch pipelines, 33 urban gas projects, 34 distribution stations, 20 gate stations, 5 CNG primary filling stations, 3 CNG secondary filling stations, 3 LNG filling (refilling) station, and 1L-CNG joint filling stations. In 2023, the Group recorded a natural gas transmission volume of 5,114million cubic meters and a sales volume of 4,503 million cubic meters.