China Scrubbers System Market Overview, 2031

Market Insights on China Scrubbers System Market

• According to the research report, "China Battery electrolyte Market Overview, 2031," published by Bonafide Research, the China Battery electrolyte market is anticipated to grow at 10.40% CAGR from 2026 to 2031. The Chinese scrubbers system market operates within the world's most rapidly evolving and rigorously enforced industrial emissions regulatory framework, anchored by the Ministry of Ecology and Environment (MEE) and the foundational Air Pollution Prevention and Control Law of the People's Republic of China. Over the past five years, this market has undergone unprecedented transformation driven by the national "ultra-low emission" mandate, which has fundamentally reshaped power generation, steel, cement, and chemical sectors.
• On May 29, 2025, the MEE issued the National Pollution Prevention Technology Guidance Catalog (2025), covering key industries including thermal power, steel, cement, and chemicals. The National Encouraged Major Environmental Protection Technology Equipment Catalog (2025 Edition), jointly issued by the Ministry of Industry and Information Technology (MIIT) and MEE on December 16, 2025, comprises 115 major technologies across 11 sub-sectors including air pollution prevention.
• Spray scrubbers, as a core industrial waste gas treatment device, entered a new growth cycle in 2025, with China contributing over 40% of the global market. The market serves diverse end-users including power generation, steel, chemicals, cement, and marine shipping, with the "14th Five-Year Plan" mid-term assessment revealing a non-electric sector flue gas treatment investment gap of ¥120 billion, directly driving spray scrubber procurement demand. Technological advancements increasingly favor high-efficiency multi-stage cyclone scrubbers, which have risen to 62% market share, displacing traditional packed towers.

Competitive Landscape of China Scrubbers System Market

• The Chinese scrubbers system competitive landscape reflects a highly concentrated and rapidly consolidating supplier ecosystem serving the world's largest industrial emissions control market. The market exhibits two superpowers, multiple strong players structure. In the power generation sector, Longking Environmental and Feida Environmental lead the flue gas desulfurization (FGD) market, with 46 thermal power bid-winning projects in 2025, of which 12 projects explicitly required desulfurization + wastewater zero discharge integrated treatment.
• The marine scrubber segment features international players including Denmark's PureteQ, which established a Shanghai independent operating company in 2025 to serve the Chinese ship desulfurization market. Domestic manufacturers such as Qingdao Shuangrui have developed SOxFree™ desulfurization scrubbers featuring high safety, high desulfurization efficiency, low pressure drop, and low height.
• Entry barriers remain exceptionally high, driven by capital-intensive installations, rigorous permitting under the Air Pollution Prevention and Control Law, and the requirement for Integrated Environmental Permits. Patent have emerged as critical competitive weapons, with new nozzle structure patent applications surging 73% year-on-year in 2024. Business model innovation is reshaping the competitive landscape, with EPC+O (Engineering, Procurement, Construction + Operation) contract share rising from 12% in 2021 to 39% in 2025.
• The value chain has formed three ¥10 billion-level industrial clusters in East China, with local supporting rates for key components reaching 81%. Investment and funding activity concentrated in 2024-2025, with 6 of 12 billion-yuan financing rounds in the environmental equipment sector involving spray scrubber technology innovation. Export trade shows new characteristics, with the Middle East becoming the largest incremental market China's exports to Saudi Arabia surged 210% year-on-year in Q1 2025.

China Market Dynamics

Driver: Ultra-Low Emission Policy Enforcement
China's ultra-low emission transformation mandate across thermal power, steel, cement, and chemical sectors has fundamentally reshaped the scrubber market. The MEE's 2025 National Pollution Prevention Technology Guidance Catalog covering these key industries, combined with the ¥120 billion non-electric sector investment gap identified in the 14th Five-Year Plan mid-term assessment, creates sustained demand. The National Encouraged Major Environmental Protection Technology Equipment Catalog (2025 Edition) comprising 115 technologies further accelerates adoption.

Challenge: Intense Domestic Competition
China's scrubber market exhibits a two superpowers, multiple strong players concentration pattern. Intense price competition and patent barriers create significant challenges for smaller players. Raw material cost volatility adds pressure: 316L stainless steel prices declined 11% but specialty ceramic lining materials rose 18%. Mid-tier product gross margins remain stable at 32%-35%, but competitive pressures are intensifying.



Trend: Integrated Multi-Pollutant Control Platforms
The industry is shifting toward integrated emission control platforms combining desulfurization, denitrification, dust removal, and wastewater treatment. Of 46 thermal power bid-winning projects in 2025, 12 required desulfurization + wastewater zero discharge integrated treatment. Huadian Wangting and Xiangtou Yuezhou adopted environmental protection island models, driving EPC evolution toward desulfurization + dust removal + wastewater system integration. The 2025 Catalog features over 30% of technologies focused on resource recycling.

Segment Analysis

China Scrubbers System Software Market by Scrubber Type
• Wet Scrubbers represent the dominant technology in Chinese industrial applications, with wet scrubbing through liquid-gas contact using dissolution, neutralization, and adsorption to remove pollutants. Lime-gypsum wet FGD is the most widely adopted process, with byproduct gypsum (approximately 90% CaSO₄•2H₂O) used as cement retarder or gypsum products. Wet scrubbers demonstrate superior treatment effectiveness and operational stability.
• Dry Scrubbers serve specialized applications where water scarcity or wastewater discharge concerns favor dry sorbent injection systems. Dry scrubbers use solid adsorbents for removing acid gases and oil mists. Semi-dry processes including circulating fluidized bed (CFB) achieve high removal efficiency with byproducts primarily consisting of CaSO₄•1/2H₂O. Dry scrubbers are increasingly adopted in cement and waste incineration applications. The MIIT-MEE joint initiative focuses on dry flue gas purification key technology breakthroughs.
• Biological Scrubbers and Electrostatic Wet Scrubbers address specialized applications in chemical, food processing, and pharmaceutical sectors. Biological scrubbers provide sustainable VOC and odor control. The National Encouraged Major Environmental Protection Technology Equipment Catalog (2025 Edition) includes plastic sintered plate dust collectors achieving filtration efficiency ≥99.999% and particulate emissions ≤10mg/m³. Multi-effect integrated flue gas purification technology equipment achieves outlet parameters of particulate ≤10mg/Nm³, SO₂ ≤20mg/Nm³.

China Scrubbers System Software Market by Application
• Gaseous/Chemical Cleaning applications dominate the Chinese market, driven by the need to remove SO₂, HCl, HF, and acid gases from industrial exhaust. Ammonia-based desulfurization, included in the MEE's Non-Electric Industry Air Pollution Control Action Plan (2025 Edition), processes flue gas through washing and concentration sections at 50°C-60°C. Ammonia-based FGD byproduct ammonium sulfate solution can be sold as liquid nitrogen fertilizer. The National Pollution Prevention Technology Guidance Catalog covers thermal power, steel, cement, and chemical sectors. Advanced technologies achieve SO₂ outlet concentrations ≤30mg/m³.
• Particulate Cleaning applications focus on removing fly ash, dust, and fine particulate matter from flue gas streams. The new Wet Flue Gas Desulfurization Equipment Technical Specifications added PM2.5 co-treatment indicators. Plastic sintered plate dust collectors achieve filtration efficiency ≥99.999%. Multi-effect integrated flue gas purification achieves particulate outlet ≤10mg/Nm³. The 2025 Catalog includes 115 technologies across 11 sub-sectors including air pollution prevention. Deep treatment systems combining multiple scrubber stages remove SO₂, HCl, heavy metals, and dioxins.

China Scrubbers System Software Market by End-user Industry
• Marine applications face transformative regulatory pressure from IMO 2020 and China's domestic emission control areas. China's ship exhaust scrubber market capacity is projected to reach $1.8 billion in 2025. The China Maritime Safety Administration issued EGCS equivalent compliance guidelines. PureteQ established a Shanghai independent operating company in 2025. Qingdao Shuangrui's SOxFree scrubbers feature high safety and desulfurization efficiency.
• Oil & Gas facilities deploy scrubbers for hydrogen sulfide removal and SO₂ control. Refinery flue gas desulfurization projects require scrubber units with treatment capacities of 521,000 Nm³/h. The ammonia-based FGD process is widely adopted in refining applications. China's oil and gas sector continues investing in scrubber upgrades to meet tightening emission limits. The National Encouraged Catalog includes technologies applicable to petroleum refining and petrochemical sectors.
• Chemical & Petrochemical plants utilize scrubbers for acid gas neutralization and VOC control. The MEE's 2025 guidance catalog covers chemical industry applications. VOC treatment has become a fundamental compliance requirement. Lithium battery cathode material production waste gas treatment has emerged as a new growth area, with related equipment tenders growing 150% in 2025. Petrochemical facilities increasingly adopt integrated scrubber systems for multi-pollutant control.
• Power Generation remains the largest end-user segment. Forty-six thermal power bid-winning projects in 2025 included 12 requiring desulfurization + wastewater zero discharge integrated treatment. The National Pollution Prevention Technology Guidance Catalog covers thermal power sector applications. Advanced scrubber technologies achieve SO₂ outlet concentrations ≤30mg/m³ and NOx ≤50mg/m³. The MIIT-MEE joint catalog includes technologies applicable to coal-fired power plant flue gas treatment.
• Other Industrial sectors including cement, metallurgy, mining, food processing, pharmaceuticals, pulp and paper, and waste incineration represent growing market segments. Steel and cement ultra-low emission transformation drives scrubber demand. The non-electric sector investment gap of ¥120 billion signals significant growth potential. Cement kilns require integrated scrubber systems for SO₂, HCl, heavy metal, and dioxin removal. Multi-source metallurgical solid waste synergistic treatment technologies achieve resource recovery rates exceeding 90%.

China Scrubbers System Software Market by Orientation
• Vertical Scrubbers constitute the predominant orientation in Chinese industrial applications, offering superior gas-liquid contact and smaller footprint for space-constrained facilities. Packed towers, spray towers, and tray towers are standard configurations. Vertical scrubbers with multi-stage spray layers, trays, and demisters achieve ultra-low emission compliance. Single-tower multi-stage spray, spray tower with tray, single-tower dual-circulation, and dual-tower dual-circulation are mainstream retrofit technologies. Vertical configurations facilitate gravity-driven liquid recirculation, reducing pumping costs.
• Horizontal Scrubbers are increasingly specified for marine applications and facilities with height restrictions. Cross-flow horizontal designs offer lower pressure drop and easier media replacement access. The marine sector's preference for horizontal configurations reflects space optimization requirements aboard vessels. Horizontal scrubbers are gaining traction in ship exhaust gas cleaning systems where vertical clearance is constrained. The horizontal packed bed scrubber market serves diverse applications including marine, chemical, and food processing sectors.


Considered in this report
• Historic Year: 2020
• Base year: 2025
• Estimated year: 2026
• Forecast year: 2031

Aspects covered in this report
• Scrubbers System Market with its value and forecast along with its segments
• Various drivers and challenges
• On-going trends and developments
• Top profiled companies
• Strategic recommendation

By Scrubber Type
• Wet Scrubbers
• Dry Scrubbers
• Other (Biological Scrubbers, Electrostatic Wet Scrubbers)

By Orientation
• Vertical
• Horizontal

By Application
• Gaseous/Chemical Cleaning
• Particulate Cleaning

By End-user Industry
• Marine
• Oil & Gas
• Chemical & Petrochemical
• Power Generation
• Other Industries(Cement, Metal & Mining, Food & Beverage, Pharmaceutical, Pulp & Paper, Waste Incineration, etc)