Business content：Utility‑scale PV, forest‑PV complementary projects with investment‑construction‑operation and EPC modes. Supporting substation & transmission‑line construction. By 2025, completed 28 PV projects with total installed capacity above 2.2 GW. Main fields：Overseas new‑energy projects, domestic solar‑power bases, green‑power supply for industrial parks. Typical projects：Uzbekistan 300 MW PV plus 75 MW/75 MWh energy‑storage, 110 kV substation & transmission lines; multiple utility‑scale PV plants plus 132 kV substation in Lesotho; Zambia Mamba 100 MW PV plus 330 kV substation; Shanxi Kelan Jingneng 100 MW forest‑PV complementary project.

Business content：EP/EPC general contracting service for on‑shore wind power and wind‑solar‑storage integrated projects. Supporting energy‑storage and step‑up substation systems, coupled with PV, waste‑heat and biomass systems to form multi‑energy complementary comprehensive energy systems. Provide solution design, complete‑set equipment supply, engineering construction and O&M technical support; realize direct green‑power supply for factories and industrial parks.Main fields：Overseas new‑energy wind‑solar‑storage projects, domestic zero‑carbon industrial parks, captive wind‑power supporting for mining & manufacturing enterprises.Typical projects：Wind‑power supporting project for domestic zero‑carbon building‑materials industrial park; wind‑power unit of overseas industrial‑park wind‑solar‑storage integrated EPC project.

Business content：Complete‑set circulating‑fluidized‑bed biomass boilers, biomass‑power EPC, biomass‑gas low‑carbon retrofit for cement kilns. Wide fuel adaptability for straw and agricultural residues. Accumulated more than 100 biomass‑related projects. Main fields：Energy utilization of agricultural & forestry residues; NOx & carbon‑reduction retrofit via biomass gas in cement plants. Typical projects：Suqian circulating‑fluidized‑bed power plant firing pure straw; Langxi high‑temperature high‑pressure low‑emission biomass‑boiler project; Pakistan Nimir 20 MW biomass power plant; Thailand Siam Cement 8 MW biomass power plant.

Business content：Mid‑deep dual‑temperature ground‑source heat‑pump system for winter heating, summer cooling and domestic hot‑water supply. Hold 35 relevant patents with “heat‑extraction without water‑intake” process. Main fields：Heating & cooling for large public buildings, hotels, hospitals, schools and commercial complexes. Typical projects：Beijing Friendship Hotel ground‑source heat‑pump project; Tianjin National Convention and Exhibition Center Phase‑II ground‑source heat‑pump project.

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.

Business content：Geothermal, industrial waste heat, sewage source, air source integrated energy heating and cooling projects with investment-construction-operation and EPC modes. Supporting energy station & heating/cooling pipeline network construction. By 2025, completed multiple regional integrated energy projects with total heating & cooling area over millions of square meters.Main fields：Urban district integrated energy supply, heating & cooling combined supply for industrial parks, low-carbon heating and cooling for public buildings and residential communities.Typical projects：Tianjin Xinkaihe Water Plant geothermal central heating project with heating area of 62,000 m²; Fuxin Yiwu Commodity City mid-deep dual-temperature geothermal heat pump heating & cooling project, serving building area of 135,000 m²; Xi'an Chengcheng industrial waste heat plus air-source heat pump heating and...

Business content：Industrial waste‑heat power generation including conventional cement waste‑heat power generation & ORC organic Rankine‑cycle low‑temperature waste‑heat power generation. Provide full‑chain services of R&D, design, complete‑set equipment supply, EPC general contracting and investment‑construction‑operation. Participate in drafting national & industrial standards for cement waste‑heat power generation. New‑generation technology supports one‑click startup‑shutdown and intelligent minimally‑attended operation. Completed engineering & design service for more than 480 waste‑heat power stations. Main fields：Focus on cement and building‑materials industry; extend to waste‑heat recovery for steel, glass, metallurgy, chemical industries. Typical projects：Thailand TL waste‑heat power project (early overseas export of domestic waste‑heat power equipment); Saudi Arabia YCC 37 MW...

Business content：Energy‑saving optimization and complete‑set engineering for industrial fans and water‑pumps. Carry out fluid‑power‑system diagnosis, retrofit design, high‑efficiency equipment supply and EPC general contracting for cement‑building‑materials, solid‑waste treatment and park energy systems. Reduce auxiliary power consumption via frequency conversion, working‑condition matching and pipe‑network optimization, compatible with waste‑heat power generation, waste‑to‑energy and manufactured‑aggregate production‑line processes.Main fields：Cement & building‑materials industry, solid‑waste incineration & disposal, green mine, energy‑saving retrofit of industrial‑park power‑systems.Typical projects：Jiangshan Nanfang Cement waste‑heat power‑generation supporting fans & pumps energy‑saving retrofit project; Huaxin Yangxin manufactured‑sand aggregate production‑line fluid‑power‑system...

Business content：Complete‑set engineering for industrial compressed‑air power stations. Provide compressed‑air system solution design, high‑efficiency unit supply, pipe‑network system, EPC general contracting and technical O&M for cement plants, solid‑waste‑disposal factories and industrial parks. The system can be coupled with waste‑heat recovery and PV green‑power to cut unit energy consumption of compressed‑air production.Main fields：Construction‑material plants, solid‑waste‑disposal bases, construction and energy‑saving retrofit of industrial‑park compressed‑air source systems.Typical projects：Multiple domestic cement‑production‑line compressed‑air power‑station EP complete‑set projects; construction‑waste recycling base compressed‑air‑system EPC project.

Business content：R&D, manufacturing and complete‑set supply of waste‑incineration boilers, EPC general contracting service. Boilers adapt to high‑moisture and high‑ash domestic municipal solid waste with multiple steam‑parameter grades, matched with waste‑heat power generation system. Annual boiler production capacity reaches 50 000 steam‑tons, delivered more than 300 sets for waste‑to‑energy stations. Main fields：Harmless incineration of municipal solid waste and energy recovery from solid waste. Typical projects：Sanhe 2×1000 t/d waste‑to‑energy plant; Wuhan Xinzhou 5×1000 t/d waste‑to‑energy plant; Dongguan Hengli 9×600 t/d waste‑to‑energy plant; Hanoi Vietnam 5×800 t/d waste‑to‑energy plant.

Business content：Consulting, design and EPC contracting for sand‑aggregate & manufactured‑sand production lines, adopting short‑flow low‑energy‑consumption environment‑friendly process with intelligent control system. Carry out recycling of construction waste, comprehensive disposal of steel slag, red mud, manganese slag; rotary‑kiln co‑processing technology for domestic waste; SCR flue‑gas denitrification engineering. Completed over 350 aggregate‑line related projects. Main fields：Green mine industrial park, manufactured aggregate processing, recycling of industrial & construction solid waste, flue‑gas treatment for industrial kilns. Typical projects：Huaxin Yangxin 100‑million‑ton manufactured‑sand demonstration project; Shandong Quanxing 4‑million‑ton/year aggregate project; China Resources Cement construction‑waste disposal project; Hubei Asia‑Cement kiln‑tail medium‑low‑temperature...

Business content：CO₂ capture, purification and resource utilization from cement‑plant flue gas. Decarbonization solution combining green‑electric hydrogen‑production and oxygen‑enriched combustion. Research on CO₂‑to‑methanol technology. Provide CCUS consulting, engineering design and demonstration‑project construction. Operate cement‑plant CCUS demonstration project in Guangdong with annual capture capacity 100 kt CO₂. Main fields：Low‑carbon transformation of cement industry, demonstration of CO₂ capture & resource utilization. Typical projects：Guangdong cement‑plant CCUS demonstration project (100 kt CO₂ per year); overseas cement‑plant CCS feasibility‑study consulting project.