Passive components Inductive products 3L Coil EMEI GROUP FERILEX, s.r.o. YDS Yuan Dean Scientific Co., Ltd. EMI components 3L Coil ANNXIN TECHNOLOGIES CO., LTD. EMEI GROUP FERILEX, s.r.o. High & Low Corporation KGS Kitagawa GmbH SCHLEGEL electronic materials Shenzhen HFC Shielding Products Co.,Ltd. YDS Yuan Dean Scientific Co., Ltd. Capacitors HITACHI Holystone International JIANGHAI Filter 3L Coil High & Low Corporation YDS Yuan Dean Scientific Co., Ltd.