Best Energy Efficiency Tech Companies in China
The 228 best Energy Efficiency Tech companies in China in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: JBD.
China's Energy Efficiency Tech sector is harder to ignore right now than it's been in years, and our directory ranks 228 companies in it by disclosed equity funding and recent momentum. Total disclosed funding across those companies hits $485M, with the action concentrated at the top: JBD has pulled in $140M, Inspur sits at $109M, and Yeelight has secured $47M. No unicorns yet, but the funding spread tells you the field is still wide open.
So what's actually moving? Median install growth for energy-related apps is running at roughly +28% year-on-year across 138 tracked titles, which is a real signal that end-user engagement is climbing fast. Hot themes right now are EV battery technology, next-generation EV platforms, and solar electricity generation, and you can see that reflected in who's writing the checks. China Merchants, CITIC Capital, and Asia Green Fund are among the most active investors in this cohort. I'd watch the mid-tier closely, companies like I2Cool at $14M are exactly where the next funding surge tends to show up first. The coverage is rising, the themes are converging, and the capital is still finding its footing.
Our analysis of 50 Energy Efficiency Tech companies
$7.8b in tracked funding; 86% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Energy Efficiency Tech companies in China
| # | Company | Last round | Disclosed funding | Founder | Founded | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 101 LED Lighting Provider of smart lighting products | — | — | Bryan Xiao CEO & Director | 2005 | — | — | — | — |
| 2 | 3Tech Provider of telecom energy solutions, power products, and monitoring systems | — | — | Leo Kam Ngai Liu Director & CEO | 1998 | PHPWindows ServerMicrosoft ASP.NET+3 | Top 10M | — | — |
| 3 | 6dianban Smart light tool which is focused on alarms | — | — | Deng Kai Founder & CEO | 2014 | — | — | — | — |
| 4 | 9AM Smart workspace solutions provider for enterprises | — | — | Shiyu Huang Co-Founder & COO | 2016 | — | — | — | — |
| 5 | acrel Acrel develops, manufactures, and sells power meters. | — | — | — | 2003 | Windows ServerMediaElement.jsVideoJS+7 | Top 50M | — | 1 launch · 1 award |
| 6 | Adenergy IoT-based platform for energy management of smart buildings | — | — | Fulvio Bartolucci Co-Founder | 2018 | — | — | — | — |
| 7 | AiSunrice AI-driven platform offering energy monitoring solutions for commercial applications | — | — | Rex Su Founder | 2019 | — | — | — | — |
| 8 | Allezer Smart LED lighting solutions provider | — | — | James Liu CEO | 2018 | — | — | — | — |
Top 12 Energy Efficiency Tech companies in China
#1
Series B · Pudong, Shanghai · founded 2015$140.4Mraised▾
Manufacturer of micro-LED displays. It develops active-matrix inorganic microLED display chips and panels, which have wavelengths ranging from UV to IR. It also offers control circuit boards to drive those display chips. It also offers custom displays with custom wavelengths, resolution, pixel pitch, and brightness.
- Oct 2025Series B$140.4M
- Jun 2024Series A—
- Jun 2023Series A—
- Aug 2022Series A—
#2
Seed · Hong Kong, Hong Kong · founded 2023$4.5Mraised▾
Provider of decentralized energy storage system. They specialize in designing advance energy network stability and sustainability through virtual power plant solutions. They offer a network connecting distributed energy devices through IoT,blockchain and AI.
- Jan 2025Seed$2.5M
- Jun 2024Seed$2M
#3
Series A · Hong Kong, Hong Kong · 20 employees$13.8Mraised▾
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#4
Public · China · founded 1983 · 3054 employees$108.7Mraised▾
Provider of cloud computing, data center, and enterprise software solutions. The company delivers products including cloud operating systems, data platforms, and enterprise resource planning software. Offerings extend to IT infrastructure, integration, and maintenance services. The business provides solutions for government, public sector, and enterprise clients.
- Aug 2020Post IPO$21.7M
- May 2020Post IPO—
- Jul 2019Post IPO$87M
- Jul 2018Post IPO—
#5
Series E · Qingdao, Shandong · founded 2012$47.1Mraised▾
Provider of app-based internet-connected smart bulbs. The lamp is a zero-configuration, plug-and-play, color LED energy-saving light bulb that connects to the wireless Wi-Fi network control and works on multi-platform smartphone applications, and can be controlled remotely as well. Its app is available for Android devices.
- Dec 2021Series E$47.1M
- Apr 2020Series C—
- Aug 2018Series C—
- 2012Seed—
#6
Series E · Qingdao, Fujian · founded 2012 · 500 employees$47.1Mraised▾
Developer, manufacturer, and seller of smart lighting products. The company develops and produces smart LED lighting products, which can be controlled using mobile phones and wearable devices, enabling users to adjust their lighting at anytime and anywhere.
#7
Deadpooled · Shenzhen, Guangdong Province · founded 2012$73.9Mraised▾
Shenzhen Yun Ying Valley conducts research and development and provides IP licencing for display driver chips and circuit boards. Provides IP in sub-pixel rendering, high PPI OLED products, and AMOLED mass production process. Products include display driver chips for timing control, AMOLED driver, silicon-based OLED, and circuit board cards for FHD TV, 4K TV, 8K TV, and customisation FPGA image processing board. The company's application focus is on mobile phones, laptops, TVs, AR/VR devices, etc.
- Nov 2020Series D$45.6M
- Apr 2020Series C$28.2M
- Oct 2019Series C—
- Jan 2018Series B—
#8
Series A · Chengdu, Sichuan Sheng · founded 2020$10.5Mraised▾
Provider of SaaS-based energy management platform. It offers solutions such as distributed energy storage products, energy consumption measurement, and more.
- Feb 2023Series A$7.4M
- Feb 2022Seed$3.2M
#9
Series A · Guangzhou, Guangdong · founded 2014 · 100 employees$15.5Mraised▾
Provider of tech-based manufacturing solutions for multiple industries. Product offerings include enterprise energy management center, enterprise manufacturing execution system, preventive maintenance asset management system, production best practices, and enterprise power consumption characteristics.
- Feb 2021Series A$15.5M
- Feb 2019Seed—
#10
Series A · Hangzhou, Zhejiang · founded 2013 · 60 employees$7Mraised▾
Provider of a VR-based omnidirectional treadmill. Claims that it allows for multi-degrees of human motion creating infinite movement area in VR on minimum physical space in reality. Offers a VR-based walking solution for gamers and is suitable for home use.
- Sep 2021Series A—
- Aug 2020Series A$1.7M
- Feb 2017Series A$4.4M
- Feb 2016Angel$1M
#11
Series A · Shanghai, Shanghai · founded 2013$8.8Mraised▾
PowerBee provides IoT solutions for energy management. Products include power communication chip, smart plugs, smart meters. Also, provides IoT applications such as power management system, lighting control system, temperature control system. Claims to have shipped over 100,000 smart meters to 10 cities mainly to the apartment market.
- Jul 2018Series A$8.8M
- Jul 2017Angel—
#12
Series A · Pudong, Shanghai · founded 2013 · 8 employees$3.6Mraised▾
Provider of a cloud-based augmented intelligence software platform. The company's vertical industrial application leverages artificial intelligence to develop infrastructure-level smart services and smart devices that help in achieving automatic conversion from raw data to meaningful business-related conclusions by natural language, enabling manufacturers across different industries to increase their production efficiency.
Funding & investor landscape
Notable founders
How research on Energy Efficiency & Buildings is moving in China
A read on the academic research around Energy Efficiency & Buildings — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 6,482 China-affiliated papers.
- North China Electric Power University254
- Tianjin University198
- Tsinghua University195
- Xi'an Jiaotong University183
- Shanghai Jiao Tong University162
- Energy management53→136
- Passive cooling8→89
- Thermal11→55
- Energy (signal processing)13→50
- Microgrid21→57
- Energy management187→294
- Photovoltaic system46→104
- Scheduling (production processes)11→64
- Energy storage56→102
- Passive cooling38→82
- Passive cooling4→19
- Thermal6→9
- Refrigerant4→6
- Mechanics4→6
- Smart grid4→5
Where energy efficiency is researched across China
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing energy efficiency patents in China
China energy efficiency patent filing is accelerating — 1,227 filings from 1,428 assignees (2016–2025), led by GREE Electric Appliances Zhuhai, LI Huayu, Midea Group; annual filings 56→183.
- GREE Electric Appliances Zhuhai101
- LI Huayu89
- Midea Group83
- GD Midea Heating & Ventilating E79
- Haier Smart HOME72
- UNIV Southeast61
- UNIV Tsinghua48
- Huawei TECH44
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.