Hi Sir/Madam,

It is very glad to know you from Internet.
Our company Shenzhen JRTG Technology Co. Ltd is a professional manufacturer of Lithium-Ion battery pack in Shenzhen, China.
We are manufacturer of custom 48V, 36V lithium ion battery -designed & built to your needs. Our high-performance, high-quality rechargeable 48V, 36V lithium ion battery & LiFePO4 battery pack suitable for all industry applications such as e-bike, e-scooter and so on.
Our battery packs quality is very good with very competitive price.
We use Samsung, Panasonic, LG or Chinese cells for you according to your requirements. 
If you use our battery pack, your products will be more competitive at your market.

Wish our products will be helpful for your business.
If you have any inquiry, please feel free to contact us.

Judy Qiu
Sales manager
Shenzhen JRTG Technology Co. Ltd.
ADD: 3F. NO 102 Building Dalang Longguan speed road, Long Hua district, Shenzhen, Guangdong, China
TEL: +86 0769-81275541