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About Anyfine Electronic

Research and Development·Design· Manufacturer of Special Batteries

Dongguan Anyfine Electronic Technology Co., Ltd. is a national high-tech enterprise specializing in the research and development, production, and sales of lithium batteries/power supplies. It is a provincial-level specialized and innovative enterprise, and is a partner and battery/power supplier of many of China's top 500 enterprises.

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Dongguan Yunfan Electronic Technology Co., Ltd.


Products and Applications

Provide customers with safe and reliable power solutions and products

Low temperature/high temperature/wide temperature/solid state/sodium ion battery Solar power supply system/energy storage battery Security Battery Low temperature/explosion-proof battery Robot/AGV battery power battery Medical Battery IoT Battery Other


Our advantage

10 Year

Lithium battery customization experience

100 Item

Patent Qualification

5000 One

Successful Customization Case

30 MWh

Monthly production



10 years experience in lithium battery customization
10 specialized product lines
1000 above mature design scheme

Quality Assurance

Quality Assurance

Through IATF16949, QC080000, ISO14001, IS09001, GJB9001C certification, system improvement

Safe and reliable

Safe and reliable

All products are underwritten globally by the People's Insurance of China;
Products through CE, RoHS, UN38.3, UL, CCC and other certification;
Each battery has a double redundant protection design, the use of safety.



The Choice of China's Top 500 Customers
30 Listed Company Partners


Qualification Certification

Electronics has passed the certification of a high-tech enterprise, Guangdong Province specialized, refined, and new small and medium-sized enterprise, ISO9001 quality management system, ISO14001 environmental management system, QC080000 hazardous substance management quality system, GJB9001C weapon equipment quality management system certification, and IATF16949 automotive industry quality management system certification. The product has passed multiple domestic and international certifications such as CE, RoHS, Reach, UL, IEC62133, CQC, UN38.3, CE, PSE, KC, BSCI, BIS, etc.

High-tech Enterprise Technology/Guangdong Province Specialized Fine New Small and Medium-sized Enterprises
System Certification
Product Certification


One-stop R & D customization service

R & D Custom Services

Cell customization development

Can be customized according to customer requirements for a variety of special requirements of the battery (special size, special performance, etc.)

R & D Custom Services

Structural Design Services

Provide a variety of materials, a variety of protection levels of structural design services

R & D Custom Services

Communication Protocol


R & D Custom Services

Safety protection

Anti-impact, acupuncture, waterproof, dustproof, explosion-proof, electrostatic protection design

R & D Custom Services

BMS Design

Circuit protection function design

R & D Custom Services

Test certification, export, dangerous package transportation

Provide a full range of sample testing, global product certification, product export and dangerous package transportation services

R & D customization


Our Promise

Safe and reliable

Customize the safety design according to the customer's use scenario, and each battery has a double redundant protection design to ensure safe use.

Full service

Provide global certification and export, air transport certification, dangerous package services

Our Promise

Flexible customization

From the cell to the structure, BMS all support customized development, a battery can also be customized

After-sales worry-free

Domestic customers 24 hours on-site service, we are responsible for each battery



What are the factors that affect the cycle life of lithium batteries?

The factors that affect the cycle life of lithium batteries include cycle depth, charge and discharge rate, cycle number and time, temperature, charge and discharge cut-off voltage, and battery design and manufacturing process. In order to improve the cycle life of lithium batteries, these factors need to be reasonably controlled. ......

How to ensure the safe use of lithium batteries?

The safety problem of lithium battery usually occurs in the charging link. When designing, it is necessary to consider whether the charger of the battery matches the voltage of the battery, the reliability of the charger, and whether there is long-term floating charging. The design of battery PACK needs to consider the safety protection Redundant design......

How to maintain lithium batteries without long-term use?

When the lithium battery is not used for a long time, it is necessary to monitor whether the temperature and humidity of the storage environment are within the requirements of the specification, and check the voltage and appearance of the battery every 3 months.

How to transport lithium batteries?

Lithium battery transportation needs to control the amount of electricity, usually requires the amount of electricity to be below 30%, and insulation measures should be taken to transport dangerous goods. Aviation and shipping need to obtain the transportation condition identification report before transportation.

How are lithium batteries stored?

Lithium batteries are recommended to be stored in accordance with the storage conditions in the specifications issued by the supplier. Long-term high-temperature storage will have an irreversible impact on battery performance. It is usually recommended to store in a semi-electric state at 0-25 μC.

What certification does lithium battery export need to do?

Different countries have different certification requirements for lithium batteries. China requires CCC certification, North America requires UL certification, South Korea requires KC certification, Japan requires PSE certification, India requires BIS certification, in addition, export batteries also need to be identified by air and sea transportation conditions, and export batteries larger than 100Wh need to be transported according to dangerous goods.

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On behalf of the customer

China Shipbuilding Industry Corporation
China ordnance industry group co ltd
China Aerospace Science and Industry Corporation
Xu Ji Electric

Customization requirements

Lithium battery personalized customization, can provide exclusive program, fill in the form below, we will get in touch with you the first time!


Free Consultation Hotline


Address: Building 1, 518 Xiangmang West Road, Qingxi Town, Dongguan City, Guangdong Province

Copyright©2023 Dongguan Anyfine Electronic Technology Co., Ltd.

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