No.61, Keji 3rd Rd., Annan Dist., Tainan City 70955, Taiwan
YDS was established in 1990 at Tainan, Taiwan and our factory Ho Mao electronics 1995 Xiamen, China. We are the leading manufacturer with ISO 9001 & 14001 certified specializes various products such as DC/DC converter, AC/DC RJ45 magnetics, 10/100/1G/2.5G/10G Base-T Lan filter, Delay Lines, all kinds of Transformer, Inductor, ...
DC-DC Converter,AC-DC Converter,Transformer,LED Driver,Ethernet LAN Filter,DC DC Converter, Non Isolated Wide Input Range, +/- 10% 2:1 & 4:1 AC Module, Open Frame, Adaptor, PoE Plug-In Adapters, RJ45 Magnetics, PoE, 1*1 Integrated Jacks, 1*N 2*N USB/RJ45 Lan Products, 1 Gigabit Ethernet, 2.5 10 Base-T, 10/100 Base-Tx, Base ...