1989 Found experimental factory by Shanghai University
1993 Found Shanghai KEDA Electronic Ceramics Co., LTD.
1999 Acquired the ISO9001 international quality certification
2001 Found Shanghai PAKE Thermistor Ceramics Co., LTD.
2003 Acquired CQC certificate of PTC heater
2005 Acquired the Creative Fund of Country of Alumina Heater
2008 Passed Shanghai sharp’s audit and produced PTC heater for air conditioner
2009 Acquired UL certification of PTC element
2010 Acquired UL certification of PTC assembly heater
2011 Found Shanghai Xinpa Thermistor Ceramics Co., Ltd. Produce PTC element
2014 Mass production of PTC heater for electric bus
2015 Develop liquid heater for new electric vehicle
2016 Acquired ISO14001, TS16949 certification