1989. 01
 Established Elconnection System
 Made a domestic selling agency contract with Elco Connector
 Began wire harness manufacture
1989. 06
 Acquired UL approval
1990. 10
 Made a domestic selling agency contract with Long Chu Corp in Taiwan
1992. 10
 Made a domestic selling agency contract with Vensik Corp in Taiwan
1998. 10
 Made a domestic selling and purchasing agency contract with Vision  Technology Optics Inc. in USA
1999. 02
 Changed company name to Elconnection Optics Co., Ltd and to  incorporation
 Expanded business into connector and laser optics
2001. 05
 Established Vision Tech-Elconn USA., Inc. in USA
2001. 05
 Opened the shopping mall for connectors www.elconn.com on the  internet