About Us


Shenzhen DeLong Energy Technology Co., Ltd is a professional new energy supplier in China focusing on the manufacture, research and sale of lithium ion battery product worldwide ,it was established in 2006 and becoming the leading player in the new energy field through several years development .Delong company integrates the cell manufacturing and offer of power solution in according to different application purpose ,our product are widely applied on:common digital devices battery , high discharge rate battery,powerful electric vehicles battery ,low and High temperature lithium ion battery ,power storage and back-up battery pack etc.  

26.jpgWe developed some high quality lithium ion battery products with our company technology characteristics through previous long term research and experience accumulation, DeLong battery won a good reputation and has become a popular brand in the international market attributing to the long cycle life, high energy density, stable work performance under different temperature environment and good safety performance. Our production capability goes up day by day by upgrading our current production facility in according to ours conditions.


Quality, technology and market are our life. Our products have passed SGS, RoHS and CE certificates and our products comply with IS09001 system standard. We always put the people on the top position and insisting on the ideology that talent is the key factor of the company. We constantly strengthen the technology and management innovation by cultivating our staffs and importing the talent from outside.

Bearing the sincere, tolerant and modest attitude we won our clients and markets recognition by offering our professional and sincerely services. Our company takes three cooperation modes such asbrand marketing by ourselves, agent cooperation andmanufacturing in according to the client demand. These operation ways will enable us to become a leading and professional energy supplier in the new energy industry with a high efficiency and influence.

We would like to sincerely cooperate with all the potential clients from domestic or foreign countries

Welcome to visit our company !

Company Culture

Company Culture

Goal: Be a global leader in new energy industry

Core values: service and contribution to the whole of human society

Management philosophy: honesty, through their own efforts to constant innovation

Team building:

Employees are an integral part of the company, showing the ability of everyone, the joint owner to complete the mission for a better future!

Enterprise Certification

CE: Delong Energy Company has achieved CE certification across the board.

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FCC: Delong Energy products are in line with FCC certification requirements, can be assured for

communications products.

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RoHS: Delong Energy Company uses advanced testing equipment to analyze the material content of

products and ensure that customers are provided with environmentally friendly products that fully

comply with the requirements of the EU RoHS Directive.

UN38.3: To shorten the logistics time, many customers require air transport, Delong Energy products

in full compliance with UN38.3 air transport requirements, to ensure that customers can

unobstructed delivery of products around the world.

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PSE: Delong Energy products comply with PSE certification requirements, can be safely used in

electrical products.

IEC62133: Delong Energy products are in line with IEC62133 certification requirements, can be

assured for portable devices.

REACH: Delong Energy products are in line with REACH certification requirements.

UL: Delong Energy products are in line with UL certification requirements.