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Wanhongxi Industry Co., Ltd. – Trusted manufacturer of high-performance VRLA, Lithium batteries, and integrated solar systems since 2003. Branded as TreeBattery, we deliver reliable energy solutions worldwide.
Wanhongxi Industry Co., Ltd. was established in 2003 and operates under the brand name TreeBattery. With over two decades of experience, we specialize in the research, development, manufacturing, and distribution of advanced energy storage systems.
Our mission is to provide sustainable, reliable, and high-efficiency power solutions for industries ranging from telecommunications to renewable energy plants. We serve clients across Asia, Africa, Europe, and the Americas with ISO-certified quality standards.
Years Experience
Countries Served
Discover our range of high-performance batteries and integrated solar systems designed for industrial, commercial, and residential applications.
Valve Regulated Lead-Acid batteries ideal for UPS, telecom, and backup power systems.
High-density lithium-ion modules for scalable energy storage systems.
All-in-one home and commercial energy storage units with smart management.
Complete off-grid and hybrid solar solutions with MPPT controllers.
Reliable power backup for telecom towers and network infrastructure.
High-capacity battery banks for substations, data centers, and power plants.
Custom battery and energy system development for global partners.
Containerized and rack-mounted lithium systems for large-scale applications.
We combine innovation, quality, and global support to deliver energy solutions you can trust.
ISO, CE, RoHS, and IEC certified manufacturing processes ensure reliability and safety.
Dedicated sales and technical teams serving over 50 countries with fast response times.
Efficient logistics network ensures prompt shipment from Foshan, China to worldwide destinations.
Over two decades of innovation and customer satisfaction in the energy storage industry.
Industrial Projects Completed
Global Partners
Units Shipped
Technical Support
Real-world applications of Tree-Power energy solutions.
Installed 2.4MWh VRLA battery bank for substation backup in Southeast Asia, ensuring uninterrupted grid operations during outages.
Deployed 150kW solar + 300kWh lithium storage system for remote village electrification in Africa.
Supplied 500+ 48V lithium backup units across East Africa, reducing diesel dependency by 70%.
VRLA batteries come with a 3–5 year warranty depending on model. Lithium products have a standard 5–10 year warranty with cycle guarantees.
Yes, we offer full OEM/ODM services including custom voltage, capacity, enclosures, and BMS integration.
Yes, our products meet CE, RoHS, IEC, UN38.3, and other international standards. Certificates are available upon request.
Typical lead time is 15–30 days depending on order size and customization. Express options are available.
Reach out to our team for product inquiries, quotes, or technical support.
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