Dilong has more than 20 years of experience in OBC R&D-Dilong charger

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About Us

Dilong New Energy Technology focusing on power supply research and development for more than 23 years. The company is a high-tech enterprise with independent research and development, production and sales of on-board power supplies for new energy vehicles. Its main products include on-board charger, on-board DC-DC converter, portable charger, on-board integrated all-in-one, etc. The company has more than 200 employees, more than 70 technical research and development team, covers an area of more than 100,000 square meters, with 5,000 square meters of fully automated production workshop, can realize fully automated patch, welding, assembly, writing marking, calibration, aging and testing, meet the daily production of 300 sets per shift, monthly production of 20,000 sets of batch supply capacity, global cooperation customers more than 400.

Development History
Leading supplier of professional power supply
Products quality and service of first class

Our Honor
IATF16949, ISO14001, RoHs, CE, ISO9001
Utility model patent certificate
Dilong Factory
We are manufacturers. Welcome to visit our factory.
Factory exterior
Factory exterior
SMT Workshop
SMT Workshop
Aging Workshop
Aging Workshop
Quality Inspection
Quality Inspection
Assembly Plant
Assembly Plant
Product Display
Product Display
Brand Story
Mr. Wu, CEO of Dilong Group

Dilong Brand

Founder of Dilong Technology stepped into electronic field in the 1990’s and that is a time electronic industry gained the support of goverment. But the key technology and parts rely on importing from foreign countries. To break the technology monopoly, founder of Dilong Technology went to study abroad with chief engineers, and finally reached Strategic Cooperation with a foreign power supply manufacture. After getting some progress, team of Dilong Technology combined technology and research results, and came up with a new model. After testing, research and upgrading, this new model acquired the approbation of market, that is how Dilong Technology came from. Focusing on research and development, this is the consistant rule we conform. As an advocate and practitioner of the green new energy industry, the CEO of Dilong Group cares about people’s livelihood and people’s sentiments, and has been elected as a member of the Standing Committee of the National People’s Congress for many years.

Ten Production Flow of Dilong
Dilong regards product quality as company life and strictly control all process links during production. From producing raw materials to finished products, adopting advanced and scientific production process, efficient production process, advanced detection and monitoring equipment, and continuous innovation, then we can ensure the high-efficiency and reliable quality of products.

Components testing and selection
Components testing and selection
Components SMT automatically welding
Components SMT automatically welding
AOI automatically welding testing
AOI automatically welding testing
Automatically software programmed
Automatically software programmed
Automatically assemble and sealing
Automatically assemble and sealing
Automatically products parameter proofreading
Automatically products parameter proofreading
8 hours 100% automatically aging test
8 hours 100% automatically aging test
100%
automatically testing of 28 items
100%
automatically testing of 28 items
100%
human testing of 60 items
100%
human testing of 60 items
Plywood
case package
delivery
Plywood
case package
delivery
Customer Partners
Our products are exported to 50+ countries and regions around the world
with 400+ cooperative customers

Customer Photo
Partial customers world widely 
visiting Dilong New Energy Technology