Janohig founded in 1997, headquartered in Dongguan Qingxi,  staff more than 4000, focus on R & D, production, sales of consumer transformers, new energy industrial transformers, filters, etc. We are a quality supplier of electronic components, and got the UL/GS/TUV/ISO/CE/IATF16949 certification.        

  Janohig  has always adhered to the road of technology strong enterprises, is a national high-tech enterprise, a national small giant enterprise, a national specialized and special new enterprise. 

27+Industry experience
The company was founded in 1997 and focuses on the research and development, production, and sales of electronic transformers and inductors. I have 27 years of experience in the magnetic component industry.
100+R&D Engineer
The company has over 100 experienced magnetic component research and development engineers, with three major research and development centers located in Dongguan, Guangdong, Guigang, Guangxi, and Taipei, Taiwan.
The company has obtained ISO9001, ISO14001, ISO45001, QC08000, IATF16949 system certifications, and some products comply with UL/GS/TUV/CE certification.
9+Product Line
The products are widely used in consumer electronics, network communication, new energy vehicles, photovoltaic, energy storage, charging stations, medical beauty, rail transit, military and other fields.
5,000万+Max monthly
The company has three major production bases in Dongguan, Guangdong and Guigang, Guangxi, covering an area of 200000 square meters. It has over 100 fully automatic and semi-automatic production lines, with an average monthly production capacity of over 50 million units.

R & D capabilities


R&D main application fields such as : consumer transformers,communication servers, New energy vehicles, photovoltaic, energy storage, charging pile, medical beauty, rail transit, military and so on.

Proficient in ODM design and OEM service of mobile phone fast charge & adapter transformer, server power supply magnetic parts, vehicle magnetic parts, optical storage and charging magnetic parts, laser face beautifier transformer.

Dongguan, Guangdong
Phone charge fast charge & adapter transformer, new energy vehicle magnetic parts, photovoltaic inductance, energy storage magnetic parts, charging pile magnetic parts, rail transit magnetic parts, military magnetic parts.
Guigang, Guangxi
Planar transformer, Server power magnetic parts, communication power magnetic parts, UPS magnetic parts, industrial power magnetic parts, beauty instrument transformer.
Taipei, Taiwan
Proficient in the field of phone fast charge transformers,server,Industrial power supply.

Product Import Resume

consumer electronics
PC power supply, laptop adapter
Network communication
Communications Power
Consumer Electronics
Mobile phone fast charging
DC charging pile, AC charging pile
Network communication
server power、UPS、industrial power supply
Consumer Electronics
Home appliances, smart homes, smart wearables, and flat panel transformers
New energy vehicles
OBC、DC-DC、BMS、Electric control drive、Audio and video air conditioning system
Network communication
Blade power supply, 5G base station power supply
Photovoltaics&Energy Storage
Photovoltaic inverters, photovoltaic optimizers, energy storage converters, and portable energy storage equipment
Medical Beauty
Beauty equipment, hair removal equipment