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Get to Know Us

Welcome to LEASUN

Founded in April 2024, LEASUN is a leading manufacturer of high-performance lithium-ion batteries for mobile phones and consumer electronics. Strategically located in Sector-85, Noida, our state-of-the-art manufacturing facility currently spans over 2,088 square meters, enabling us to deliver innovative, reliable, and efficient energy storage solutions.

Our strength lies in our people. LEASUN has assembled a team of highly experienced professionals recruited from renowned battery manufacturing companies. With deep industry expertise, advanced technology, and a strong commitment to quality, we are dedicated to producing world-class lithium-ion batteries that meet the evolving needs of the consumer electronics industry.
OUR PURPOSE

Vision & Mission

Empowering the future with innovative lithium battery technology, intelligent manufacturing, and sustainable energy solutions.

LEASUN Vision & Mission
OUR VISION

Become a Respected World-Class New Energy Enterprise

We aspire to become a globally respected leader in the new energy industry by delivering advanced lithium battery solutions, maintaining exceptional quality standards, and driving sustainable innovation for customers around the world.

OUR MISSION

Innovation Drives the New Energy World Forward

Through continuous innovation, intelligent manufacturing, and cutting-edge battery technology, we create reliable, efficient, and environmentally responsible energy storage solutions that accelerate the transition toward a cleaner and smarter future.

OUR MANUFACTURING PROCESS

Advanced Battery Production Equipment

Our advanced battery manufacturing equipment is designed to ensure precision, efficiency, and superior quality throughout every stage of production. From automated cell feeding and intelligent inspection to high-precision laser welding, our technology delivers consistent performance and reliable battery assembly for modern energy solutions.

Fast Charging
Automatic Feeder

Adopting the automatic feeding system for cell placement to improve the appearance and ear damage caused by excessive manual contact; Capacity (UPH): 1000-1200PCS/H.

Safe Chemistry
CCD detection tab sorter

1. Automatically leveling the battery ear, detecting the center distance and length, and automatically sorting the NG product equipment to pick up the isolation; 2. High product consistency; capacity (UPH): 1000- 1200PCS/H

Low Maintenance
Laser welding machine

1. The battery automatically turns on the turntable, manually puts the protection board, protects the board and the battery ear automatically laser welding, laser welding position accuracy: ± 0.02mm, laser welding positive and negative ear energy independently set, adjust and switch according to the welding standard. 2. High product consistency; Capacity (UPH): ≥900PCS/H (based on the efficiency of manual protection board)

Ultra Lightweight
Prismatic Laser welding machine

02 Prismatic Laser Weld Machine High product consistency; Capacity 25,000 (based on the efficiency of manual protection board)

Long Cycle Life
Tablet Laser welding machine

01 Tablet Laser Weld Machine High product consistency; Capacity 5,000 (based on the efficiency of manual protection board)

OUR PRODUCTS

High Quality Products Designed to Meet Your Needs

Li-ion Battery
Li-ion Battery

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Polymer Battery
Polymer Battery

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Cylindrical Battery
Cylindrical Battery

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Smart Watch Battery
Smart Watch Battery

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Power Bank Battery
Power Bank Battery

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Polymer Battery
Polymer Battery

Heavy duty air compressor for industrial operations.

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Polymer built-in battery (FPC)
Polymer built-in battery (FPC)

Advanced water purification system.

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GALLERY

Capturing Moments That Reflect Our Excellence and Commitment

INDUSTRIAL PARK LAYOUT OFFICE
INDUSTRIAL PARK LAYOUT OFFICE
Certifications
Certifications
QUALITY SYSTEM
QUALITY SYSTEM
Product Portfolio & Manufacturing Facility
Product Portfolio & Manufacturing Facility

500

Projects Completed

150

Happy Clients

15

Countries Served

10

Years of Excellence

TEAM PEOPLE

What Our Clients Say

We value every relationship and strive to provide outstanding service with professionalism and trust.
Abhimanu agrahari

Awesome Product whole some

Abhimanu agrahari
Neha Gupta

"They handled everything perfectly from listing to closing. I’m very satisfied with their service."

Neha Gupta
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Frequently Asked Questions

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While it is possible to sell a property independently, a real estate agent can help with market analysis, marketing, negotiations, and handling legal paperwork to make the process smoother.

Property value is usually determined based on market trends, location, property condition, nearby amenities, and recent sales of similar properties in the area.

Common documents include property title deeds, identity proof, tax receipts, property layout plans, and any applicable approvals from local authorities.

Property value is usually determined based on market trends, location, property condition, nearby amenities, and recent sales of similar properties in the area.

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