History


2022

Guangzhou Haili Technology Established

2019

Development of switches for elevators and medical use

2018

Development of new waterproof patent with light switch

2013

Patent development of new type with light switch

2012

EDeveloped EP series of safety switch

2011

Test Lab Pass UL WTDP
(for UL 61058-1 switches appliances)

2010

Taiwan Mould Factory Established

2007

Guangxi Guanjing Factory Established

2004

Guang Zhou Plant approved with certified ISO14001(UKAS)、Chung Ho Plant implemented ISO14001 system

2003

Zhonghe Factory Passed ISO9001:2000 Certification

2002

Develop 5-selector switch for PDA and cellphone, Guang Zhou plant approved with certified ISO9001-2000

2000

Moved Taipei Office to Chung-Ho City

1993

Guangzhou Factory Established

1986

Established Chung-Ho Plant, and developed type AH Limit Switch

1984

Development of light touch switch

1975

Developed type V Precision Switch

1974

Company founded at Lung-Chiang Rd., Taipei. to produce Pressure Switch, which was used in motor of water tower.