1989 Founded experimental factory by Shanghai University
1993 Founded Shanghai KEDA Electronic Ceramics Co., LTD.
1999 Acquired the ISO9001 international quality certification
2001 Founded Shanghai PAKE Thermistor Ceramics Co., LTD.
2003 Acquired CQC certificate of PTC 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 Founded Shanghai XINPA Thermistor Ceramics Co., Ltd. specializing in production of PTC element
2014 Finished production line for electirc vechicle, initiated Mass production of PTC heater for electric bus
2016 Acquired ISO14001, TS16949, ISO45001 certification
2017 Acquired National High-tech Enterprise
2018 Acquired Shanghai Little Giant Enterprise
2019 Invested and established Shanghai Innovation Electric Heater Co., Ltd., specializing in the production of electric tubular heaters
2020 Acqired "ZHUAN JING TE XIN"Enterprise