YDS was established in 1990 at Tainan, Taiwan and the factory Ho Mao electronics was established in 1995 at Xiamen, China.
YDS is the leading manufacturer with ISO 9001 & ISO 14001 certified and specializes in various products such as
- DC/DC converter
- AC/DC converter
- RJ45 with magnetics, 10/100/1G/2.5G/10G Base-T
- Lan filter
- Transformers
- High frequency transformers
- POE-Solutions
- Medical Solutions
- Railway solutions
- Inductors
- LED Drivers
- SFP Cages