Business content：Two segments: ①Thermal‑storage technologies: solid thermal storage, phase‑change thermal storage, adsorption thermal storage, water thermal storage for industrial steam & hot‑air supply; ②Electrochemical energy‑storage system integration for PV and overseas green‑energy projects. 

Main fields：Recycle waste heat to replace fossil‑fuel heating; supporting energy‑storage for solar‑storage & wind‑solar‑storage new‑energy projects. 

Typical projects：Uzbekistan 75 MW/75 MWh energy‑storage integration project; Lesotho 4 MW/8 MWh energy‑storage for green‑energy plant; water‑thermal‑storage process for steam supply in calcium‑silicate‑board factory.