Union Microelectronics, Inc. Tel: +1-415-828-9597
E-mail:sales@union-ic.com

Union Semiconductor (HK) Ltd. Tel:(852)22107006
Fax:(852)83431122
E-mail:sales@union-ic.com

Union Semiconductor (Shanghai) Ltd. Tel:(86)21-51093966
Fax:(86)21-51026018
E-mail:sales@union-ic.com