Company History

※ The history of YDK Group have been flowed along with developing various kinds of custom-made-litz-wire since 1990. Please find our history as follows.

2016

100mm OD cable(8,000㎟ square) was developed for VLF(Very Low Frequency) radar equipment.

2015

We succeeded to extrude Teflon(ETFE, RED) less than 0.255mm thickness on litz wire.

2013

We supplied the cable(0.1mm x 9,900 strands with XLPE+PVC) to Korea Railroad Research Institute for wireless power of KTX HEMU(more than 400km speed). The trial test was succeeded.

2013

Development : Litz Cable(700A), 0.12mm x 16,500 strands with XLPE extrusion + non-woven binder tape + PET film for wireless power of current supplying system of electric buses on very high frequency in Gumi, Korea.

2013

Development : 0.060mm x 9,000 strands with teflon extrusion (round type, 1.4mm thickness, jacket color: Black or custom-made) for high frequency wireless power (current supplying system) on 23KHZ.

2012

0.08mm x 2,500 stranded with teflon extrusion (round type, 1mm thickness for preventing pin hole, jacket color: RED or custom-made) for high frequency wireless power (current collecting system) on 20kHz.

2012

German 'B' company suggested us to develop the cable using for electric trains and we supplied high capacity cable with Kapton lapping.

2012

Our R&D dept. made '52strands x 0.04mm(a conductor, silver plated copper wire) with PFA(=Perfluoralkoxy) teflon extrusion' for an air equipment. The Litz cable of 16~17 square meter was developed for On-line Electric Vehicle(Wireless Power Charging System)

2011

YDK Group developed Self-bonding Litz Wire for non-contact, contactless or wireless power system for USA partner. The application: cell phone charger, non-contact charger for various transportation, home application etc. And our product range has been enhanced as following. - 0.030mm x 1150, 2150, 3150 strands with teflon sleeving / 0.10mm x 16,500 strands with double Kapton wrapping

2011

Our R&D dept. developed 3PLY Kapton covered as following on 29th Dec. 2011. - Kapton overwrapping 30-35% - Rectangular ( tolerance ) 0.070/1,000 strands : 3.2 x 2.7mm + - 0.2 - Rectangular ( tolerance ) 0.080/160 strands : 1.6 x 1.2mm + - 0.2 - 3PLY Kapton wrapping has an excellent corona discharge compared to 2PLY.

2010

Y D Kim International Inc. is 20 years old for LITZ WIRE with Teflon sleeving(=extrusion) & Rolling-up Shutter Operator, Cooker-hood Motors, AC+ BLDC Motors for home appliance products, Aluminum Foils(for Cable Insulation, Vapor Barrier), Vacuum Bellows for semiconductor production processes etc.

2009

The wireless power litz coil of smart phone was developed with a cooperative company in New Zealand.

2008

Creation of Al-Foil(9u + 25u PET + 9u) for Cables in Japan-Market

2007

Extension of premises with strengthening of: R&D department and the Sales Force department

2005

Opening of second plant Reinforcements of the Research and Development team and Equipment-Self-manufacturing team.

2003

Creation of cooker hood motors for Japan-Market(Niksil, YAMAHA)

2000

Increase in Capital to a US$500,000 (500,000,000Won) capital.

1990/2000

Creation of a OEM brands for USA, European LITZ WIRE companies‘ and expanding market for USA, UK, Japan, France, China, India, Singapore, Mexico, Russia, Poland, Germany, Finland, Canada, Sweden, Australia & Italy, etc.

1995

Production for Super, Welded & Formed Vacuum Bellows for semi-conductor facilities.

1994

Setting up of a Rolling-up Shutter Operator Manufacturing and exporting for EU Market through a distributor(GfA & Guthrie Douglas) in UK. We have had 10% market share in EU. Learn More > http://shutter-operator.com/

1993

Setting up of a Litz Wire Manufacturing and exporting for USA, UK.

1990

Creation of Y. D. Kim International Inc., as a Limited Company in the field home appliance motor components supplier and as of sourcing company of Japanese companies plus home appliance products and automatic sliding door systems with a US$ 100,000 (100,000,000Won) capital by its main shareholder YouDong, Kim(Mr.).