KePinNuo Battery

Factory Overview

Real factory, real production. See where your batteries are made.

Dongguan Giant Ant Electronics

Founded in 2018 and located in Dongguan, China — the world's electronics manufacturing hub — Giant Ant Electronics is a professional lithium-ion battery manufacturer specializing in smartphone replacement batteries.

With over 18 years of combined industry experience in our management team, we serve customers across Canada, India, Southeast Asia, and the Middle East. Our 3,000㎡ facility houses 3 production lines with an annual capacity of 6 million units.

We're not traders — we own our factory, control our production, and guarantee quality from raw material to finished product.

Giant Ant factory facade

3,000㎡

Factory Area

500K/mo

Capacity

50+

Employees

0.1%

Defect Rate

Production Equipment

1 Lithium Battery Protection Board Tester
2 Battery Internal Resistance Tester
3 Battery Comprehensive Tester
4 Laser Welding Machine
5 High-Precision Battery Performance Test System
6 Rechargeable Battery Testing Equipment
7 Battery Formation & Grading System
8 High-Temperature Tape Cutting Machine
9 Battery Edge Wrapping Machine
10 Nickel Strip Cutting Machine
11 Screen Printing Machine
12 Digital Multimeter

Inside Our Factory

Production Line

Production Line

Equipment

Equipment

Quality Testing

Quality Testing

Warehouse

Warehouse

11-Step Production Process

1 Cell capacity testing
2 Voltage, resistance & appearance check
3 Cell tab cutting
4 Dual-cell pairing
5 Dual-battery fixing
6 Three-side cell wrapping
7 Laser welding protection board
8 Protection board insulation & folding
9 Battery head label wrapping
10 Finished product comprehensive test
11 Full visual inspection & packaging

Certifications

UN38.3

Air Transport Safety

CE

European Compliance

RoHS

Hazardous Substances

MSDS

Material Safety Data

ISO 9001

Quality Management

Our products are manufactured in compliance with international standards. Factory audit reports and certification documents are available upon request for verified buyers.

Product Safety Test Reports

Authentic test documents for our SLC-50 secondary lithium-ion battery. Click a report to view the full-size document.

CCC Certifications

Every battery model is CCC certified. 26 models shown. Click to view.