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1984 --
Began to design, manufacture, and distribute various types of mechanical equipment systems for the fabrication of electronic ceramic components.
1987 -- Hong Kong trading office established for China business.
1988 --
Worked an OEM project to produce medium/low voltage disk capacitors for Philips Corp.
  -- China Dongguan South Hongming Electronic Ceramic Co., Ltd. established( 25% stock share )
1990 --
Established Materials R&D Department.
1993 --
Completed technical developments in powder formulation, electrode pastes, and metallization conductive adhesives to produce ceramic varistors.
--Started the Electronic Component Division.
1994 -- Acquired the UL and CSA approvals for surge protector components.
Being recognized as an ISO-9002 certified manufacturer.
1995 --
Became the manufacturing subcontractor for Tyco Electronics. (USA)
1996 -- Completed technical developments in powder formulation and processing technology for NTC thermistors.
Founded Dongguan Joyin Electronics Co., Ltd.
1997 -- Launched mass production of NTC thermistors and acquired the UL approval.
-- Being recognized as the UL-ISO 9002 and the IECQ certified manufacturer.
-- Acquired the VDE approval for surge protector components.
Received “Most Successful Model Company Award” granted by the Ministry of Economic Affairs, Taiwan.
1998 -- Acquired the IECQ certification approval for OBM electronic components.
-- Expanded the scale of the automatic production lines to have the highest productivity in metal oxide varistors in Taiwan.
1999 -- Acquired the Great Wall certification approval in China for the metal oxide varistors.
-- Founded Dongguan Huangcun Joyin Electronic Co. Ltd
2000 --
Launched several ODM projects with world-class companies.
2001 --
Being recognized as an ISO-14001 certified manufacturer
2002 -- Founded Joyin Technology (Suzhou) Co., Ltd. in Suzhou, China.
-- Being recognized as an ISO-9001:2000 certified manufacturer.
-- Metal oxide varistors have been certified by CQC quality system (China).
2003 --
Completed the full-line of production equipment for multilayer chip inductors, and established the production line for mass production.
-- Being the manufacturing subcontractor for Tyco in Suzhou operation, China. - Action Cathy Hsu
-- Being granted PRC patent for packaging structure for semiconductive ceramic devices
2004 -- Mass production for mutilayer chip varistors.


Multilayer chip varistors(MLV), Metal oxide disk varistors/Surge protectors, Ceramic NTC thermistors, Multilayer chip inductors(MLCI), NTC temperature sensors, Piezoelectric ceramic filters and transformers, Passive & Mechanical Components, Multilayer Chip Capacitors

Company: JOYIN CO., LTD.

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