Chinese Battery Company | Battery Wholesale Suppliers & Factory in China

Yilai - Chinese Battery Manufacturer

Our batteries have been certified by a series of international authorities, including UL1642, UL2054, CE, KC, CB, UN38.3, IEC62133, and RoHS. These certifications are not only a testament to the outstanding quality of our products but also a reflection of our commitment to safety and environmental responsibility for our global customers. As a leading Chinese battery manufacturer, we have successfully exported our high-quality battery products to over 20 countries and regions worldwide, earning extensive market recognition and customer trust. Looking ahead, as trusted wholesale battery suppliers, we will continue to uphold the spirit of innovation and excellence, constantly enhancing the quality and performance of our products. We are dedicated to providing our global customers with superior, safer, and more environmentally friendly battery solutions.

Lithium Polymer Battery

UL, CB,KC,CE, UN38.3 certified; Long lifespan, exceeding 500 cycles; Light weight, small internal resistance, large capacity; Flexible design, can be designed into different shapes and sizes according to customer requirements; High energy density: up to 710Wh; Our annual output: 10,000,000 pieces.

Lithium Polymer Battery

3.7V Li-Polymer Battery

7.4V Li-Polymer Battery
Lithium Ion Battery

UL2054, CB, KC,CE,PSE, UN38.3 certified; High quality A grade cell; Low self-discharge rate makes the battery more durable and has a longer lifespan; high consistency, suitable for series and parallel assembly; The Shortest Sample Time：7 days Order confirmation to delivery：30days Customizable: 1S-20S/(capacity not limited)

Lithium Ion Battery

3.7V Lithium Ion Battery

7.4V Lithium Ion Battery

LiFePO4 Battery

2,000+ cycles for superior durability and up to 10 years life; Only 30% of the weight of lead-acid batteries; Flexible and modular design allows multiple cells to be connected in series or parallel; Customizable: discharge rate, capacity, size, BMS, etc.
Sodium Battery

Sodium battery New materials, better protection of the environment; Wide operating temperature range, -40℃-80 ℃; Some products have certificates such as UN38.3, CB, KC, CE.
Accessory

Yilai - Bulk Battery Supplier

Types of Bulk Batteries for Sale

Our products offer outstanding performance. High energy density enables robust power delivery and remarkable endurance, while long cycle life ensures reliability over multiple charge-discharge cycles....

Lithium Polymer Battery

Our company is a leading producer of polymer lithium batteries. We adhere to strict standards of quality, selecting high - quality materials and closely controlling the production process to ensure hi...
Lithium Ion Battery

Lithium-ion batteries are widely used because of their advantages such as high energy density, long life, no memory effect and environmental friendliness.Our company has been deeply involved in the fi...
LiFePO4 Battery

Lithium iron phosphate batteries have gained extremely wide applications in many important fields nowadays due to their remarkable advantages such as high safety, long cycle life, stable performance a...
Sodium Battery

Owing to the advantages of abundant resources, low cost, good performance and low temperature resistance, sodium-ion batteries are rapidly developing in the fields of energy storage and low-speed tran...
Accessory

Wholesale Battery Application

At Yilai, you’ll find all your battery needs, whether standard lithium-ion battery wholesale or custom batteries, met with excellence. Our batteries have strong power and fast charging and discharging performance, and they are widely used in digital products, e-bikes, scooters, golf carts, medical equipment, drones, solar street lights, power tools, security products, backup power supplies, home energy storage, mobile energy storage, and more. Recognized as trusted wholesale battery suppliers, we are committed to providing high-quality products and services to meet your demands.

Why Choose Yilai

Founded in 2014, Yilai has grown into a leading Chinese battery manufacturer, thanks to a decade of professional experience and a focus on providing reliable and innovative power solutions.

We possess a 5,000-square-meter modern facility equipped with multiple automated production lines, enabling us to meet diverse needs from small-batch customization to large-scale supply. Our team comprises over 20 experienced R&D and engineering professionals who provide dedicated support to our customers. Our comprehensive product portfolio includes lithium polymer, lithium-ion, lithium iron phosphate, and sodium-ion batteries, which are widely used in consumer electronics, smart homes, medical devices, solar energy, and security products. Our batteries are certified by international authorities such as UL, IEC62133, CB, CE, and RoHS, with some models also certified by KC and BIS, ensuring exceptional safety and reliability.

In addition, we offer OEM and ODM customization services and provide cost-effective solutions at competitive factory-direct prices.

We commit to responding to customer inquiries within 24 hours and conducting 100% quality inspection on every product to ensure customer satisfaction. Choose us for high-quality products, customized solutions, and exceptional service experiences.

LEARN MORE ABOUT US