LONGTIME INTERNATIONAL (HONG KONG) GROUP LIMITED

SHENZHEN LONGTIME ELECTRONICS CO., LTD.

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About us

 

Our head office is in Hong Kong, and has our own factory with ISO9001:2022 Quality Management System Certificate in mainland China (Guangdong Province). The factory has an area of 5000 square meter and has excellent engineers with plenty of experience in transformer industry. We have over 20 years’ experiences in designing and manufacturing toroidal transformers, EI transformers and electronic transformers, etc. Our mission is to provide the products with higher quality, lower cost and shorter lead time to our clients forever. We have established long-term business relationship with our customers whom are from USA, UK, Germany, Spain, Italy, Australia, South Africa, etc. all over the world. Please feel free to send the details of your inquiries to us!

 

 

 

 

 

 

 

Our toroidal transformers are ranged from 1-10000VA with certificate UL (E497714) and CE (LCS1702272251S), SAA, C-Tick, RoHS, etc.  and are mainly designed for Audio, Amplifier, Lighting, Power Supplies, etc. applications. Most of our toroidal transformers are custom made according to the specifications from our customers.

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Toroidal Transformer

 

EI Transformer

Exhibition/Fair

 

 

 

 

 

 

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 E509 BITEC, Bangkok

 June 19-20-21-22, 2014

 A3 169-4 Messe München

 November 8-9-10-11, 2016

 

A5 375-4 Messe München

November 13-14-15-16, 2018

A4 561-6 Messe München

November 12-13-14-15, 2024 

 

 

 

 

 

 

 

 

 

Copyright © 2006~2024 LONGTIME. All Rights Reserved.

Phone: +852 6948 4285

Skype: toroidaltransformer

www.longtimeinternational.com

E-mail: info@longtimeinternational.com

Address: 12/F., New Victory House, No.93 Wing Lok Street, Central, Hong Kong