Product Portfolio

Product Portfolio

Polymer Battery

Various types of li-ion battery cell

LiFePo4 Battery

Great performance at 5Ah ~ 300Ah

Energy Storage

High stability; long cycle life

Low Temperature

0.2C charge at -40℃

Wide Temperature

max -50℃ ~ +70℃

Long Cycle Battery

2000 & 10000 cycle

Smart Battery

RS485 RS232 CanBUS

Power Battery

Fast charging rate

Hunan Shanli New Energy Tech Co.,ltd

Hunan Shanli New Energy Technology Co., Ltd. was invested by Dongguan Sunly Battery Technology Co., Ltd. in Zhuzhou, Hunan Province. The registered capital of the company in the first phase is 100 million RMB, the plant covering an area of 10,000 square meters, and the self-built industrial park in the second phase covers an area of 570 are with a total investment of more than 1 billion RMB. The daily output is expected to reach one million pieces, with an annual output value exceeding 2 billion.

Shanli is a new energy technology enterprise, focusing on lithium battery manufacturing and mobile energy management. Its products are widely used in the field of smart wearables, smart homes, smart robots, military-civilian integration, medical devices, and Internet of Things.

Dongguan Sunly Battery Tech Co.,ltd

Sunly Battery continuously invested in new production technologies, development facilities and plants. At a result, we are able to enlarge capabilities and technical possibilities and provide everything from one source: from prototype development, safety inspection to final mass production, all with Sunly Battery as competent partner. 

Consulting, starting from first contact to best workable solution. 
Development, from concept to technical certification. 
Design, optimalizing process and artworks.

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20 Years Working Experience

We has been always providing the custom lithium ion battery solution for worldwide users.


50 People in R&D Team

Technical center supports electronics, mechanism, software, workmanship, order process and management.


Many Brand Customer Cooperation

Our products are widely used in medical, security, beauty, communication and 3C consumer products.


International product certificates

All are in compliance with IEC62133, UL1642, UL2054, J60950, BIS, GB31241

Meet Our Clients

They Believe In Us

We are lucky to have chances to serve these brand customers. We have been trying to exceed all clients’ expectations. 
Our competitors may be great, but we’re trying doing that extra bit. 

We Have Great Answers

Ask Us Anything

Charging at 0~45°C
Discharging at -20~60°C


At Dongguan plant, It is up to 150K pieces per day.
At Hunan plant, It is up to 200K pieces per day.

It is according to customer requests. It mainly includes UL1642, IEC62133, CE, KC, CB, UN38.3, MSDS,BIS

As per MnNiCo, it usually lasts 500 cycles.

As per LiFePo4, it usually lasts over 2500 cycles.

According to a certain tolerance, voltage difference and internal resistance difference are matched.

We have been using RS485,RS232,CAN, UART.

It usually takes 7-15 days for battery sampling.

Adopting BMS, Battery Management System, to control the battery voltage, battery, temperature, etc. to work within the set value