production site

Company Information

Langrui Energy  is a national high-tech enterprise with independent intellectual property rights core technology, specializing in R & D, production and operation of Rechargeable 3.7V 650mah. 

We are professional Rechargeable 3.7V 650mah manufacturer with our own factory. Our company totally covers an area of 20000 square meters. Equipped with the most advanced automatic production equipement, adopting mature battery production technics, we can greatly ensure the consistency, reliability and safety of our batteries.

Our team

Our comapny has a group of exprienced quality control and profesional technical personnel who has been in this field for over 20 years.

We have a dynamic team, our team members come from different corners of the country with common dream. We all have one common feature:Love  the Lipo batteries industry.

Professional

Our technical center is consist of technical department and R&D department, with a team of exprienced technical elites and professional engineers, plus some young and creative masters and bachelors, we have plently of creative personnel to do researches and to provide solutions for you. We now have large R&D Laboratory, three sample testing rooms,many small and medium experiment production line.

Quality

Langrui Energy operates strictly according to ISOP001 Quality Managment System with complete system from row material purchase,row material inspection, production control to finished products shipment and so on. Third party certifications like UL, CE, CB, PSE, KC, RoHS,ETC. Further certified the surperior quality of our batteries.We adhere to every detection step strictly inorder to ensure the quality of product you receive.

After Sell service

We provide one year warranty. Our well trained engineers and staffs will respond to your inquiries within 12 hours and help you solve any produces problem patientky and sincerely.

Our battery can be customized, you can choose to take protection board, all of our batteries are have over charge protection, over discharge protection, short circuit protection.