A Wholesale Cylindrical Lithium Battery - China

Looking for a reliable supplier of high-capacity cylindrical lithium batteries for bulk orders? JoinSun offers premium-grade Wholesale Cylindrical Lithium Battery solutions — ideal for manufacturers, distributors, energy storage providers, and OEM partners worldwide.

Introduction to Cylindrical Lithium-Ion Cells

Cylindrical lithium-ion cells are the cornerstone of modern energy storage solutions.

Designed for high-efficiency applications, these lithium batteries offer an ideal balance of power density, durability, and long life.

As a trusted lithium cylinder battery manufacturer, JOINSUN provides top-quality cylindrical lithium-ion cells that power everything from electric vehicles to consumer electronics.

Why choose our wholesale lithium battery supply:

Bulk supply & competitive pricing — As a direct factory, we provide bulk quantities of cylindrical lithium-ion cells at factory-direct prices, enabling cost-effective sourcing for large-scale battery pack assembly or resale.

Wide product range — Our catalog includes multiple models (21700, 18650, and other cylinder sizes) to meet different application needs — from electric vehicles (EV / e-bike), energy storage systems (ESS), to portable power tools and backup power banks.

Strict quality control & safety compliance — All batteries undergo rigorous factory QA/QC processes, capacity testing, internal resistance measurement, cycle testing, and comply with international safety standards (UN38.3 / CE / RoHS), ensuring safe and stable performance even under demanding conditions.

Flexible OEM / ODM & customization services — We support custom labeling, custom configuration, battery pack assembly, and tailored pack solutions according to your specifications — perfect for brands, distributors, or project integrators.

Global shipping & export readiness — With export-ready certifications and packing standards, we can ship bulk orders worldwide.

Whether you are sourcing for energy storage systems, EV batteries, or mass-market products — we deliver.

Company Contact:

• Posted By: Zigong Joinsun co,. Ltd

• Phone: 0813-8258888

• Address: 6-45 Xinyuan Road, Yantan District, Zigong , Sichuan , China

• Email:

• Website: https://www.joinsunbattery.com/

• Business Description: Zigong JOINSUN Technology Co., Ltd. established in September 2022 with a registered capital of 60 million yuan, is a technology-oriented small and medium-sized enterprise specializing in the research and development, production, and sales of lithium-ion power batteries, ultra-large capacity energy storage batteries, battery management systems, rechargeable battery packs, and wind and photovoltaic energy storage systems.
  
  The company boasts an advanced technology and management team, as well as a comprehensive R&D, production, quality control, sales, and service system, holding a significant brand position in the field of power batteries.