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1989  Founded experimental factory by Shanghai University

1993  Founded Shanghai KEDA Electronic Ceramics Co., Ltd.

1994  PTC item acquired Shanghai Torch Plan

1999  Passed the ISO9001

2001  Founded Shanghai PAKE Thermistor Ceramics Co., Ltd

2009  Our products accessed to certification of UL

2011  Founded Shanghai XINPA Thermistor Ceramics Co., Ltd

2014  Research and development of PTC heating element for Tesla and trial production

2015  Set up an aging laboratory to provide technical support and test sites for product performance upgrading and new product development

2016 Cooperated with BYD to develop PTC heating element for new energy vehicle and become a qualified supplier

2017 Cooperated with the giant of the hairdressing industry in Brazil to develop new type of hair straightener and PTC heater of hair curler

2018 Passed OHSAS18001 certification and founded Nantong Xinpa Electronic Technology Co. Ltd.