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Company Profile

NewYENK is a source manufacturer specializing in lithium polymer batteries and custom lithium ion battery packs for mission-critical applications.

We help global brands and integrators build reliable power solutions with engineering-driven customization, controlled manufacturing, and audit-ready quality systems.

60000+㎡

The Total Areas of Manufacturing Bases

1,000+Days

Test Duration of Capacity Retention (SOH)

1.3m + cells

Production Capacity per Day

40+

Core R&D Team Members

13+ Yrs

Proven Expertise in Lithium-ion Battery

Home  >   About Us

Why Choose
NewYenk?

One of the largest lithium ion battery manufacturers

01

Technical Expertise

  • Established strategic cooperation relationships with many well-known brands
  • Industry-leading supply chain's risk-resistance capability
02

Assrued Quality

  • To address common issues like swelling, leakage and zero voltage, we implement prevention controls across the full chain
  • Build up a comprehensive international certification system
03

Team Cooperation

  • To address common issues like swelling, leakage and zero voltage, we implement prevention controls across the full chain
  • Build up a comprehensive international certification system
04

Feasible Solutions

  • Multi-dimensional customization support for materials, capacity, shape (structure), interface, etc.
  • 3–7 days battery prototyping, 20–30 days short lead time, 24/7 response support
05

After-Sales Service

  • Supporting services and solution guidance(on-site visit available)
  • From pilot production to large-scale mass manufacturing, with a 1-year warranty

Development Journey

2013

Established Shenzhen company

2015

Established high rate battery division

2018

Dongguan NewYenk (Headquarter)

2021

Certified as a National High-Tech Enterprise<br/> Established Dongguan NewYenk PACK Factory

2022

Recognized as a Dongguan City Growth Enterprise<br/> Established Hunan branch factory

2023

Won the title of Guangdong Province Specialized and Innovative Enterprise

2024

Established Indonesia branch

Cultural

Mission

We are committed to being a respected, industry-leading green energy manufacturer.

Vision

Intelligent manufacture lithium battery and become a world famous brand.

Core Values

Keep pace with the times and create win-win Situations together.

High-C production workshop

Cell Formation & Aging System

Through tightly controlled formation andaging processes under stable temperatureconditions, we stabilize the SEl layer,screen early failures, and ensureconsistent internal resistance across cells.

Ultra-Low Humidity Dry Room

Critical processes are carried out in anultra-dry environment (1% RH, dew point -40C),ensuring low internal resistance,consistency, and stable high-rateperformance.

Electrode Consistency & Calendering Control

High-rate performance depends on consistency. By tightly controlling coating thicknessand calendering density, we ensureuniform current paths and low impedanceacross cells, enabling stable andrepeatable high C-rate performance.

Patent Certification

Our lithium ion battery cells for sale meet major global compliance requirements and support audit-ready OEM/ODM cooperation.

In addition to ISO management certifications, our lithium ion battery cells comply withCQC, UL, TÜV Rheinland, CB, CE, FCC, KC, RoHS, REACHandUN38.3, meeting market access requirements across major global regions.