Our history
2005~2006
Shenglong Electric Heating Factory was established ,total 6552.9 square meters.
2007~2008
Shenglong thermocouple factory was established
2009~2010
Established Shenzhen Shenglong Electric Heating Technology Co., Ltd.
2011~2012
Increased production of ceramic heaters and silicone rubber heaters in Shenglong Electric Heating factory
2014~2015
Established Hong Kong Shenglong Electric Heating Technology Co., Ltd.
2016~2017
Passed ISO9001 management system certification
obtained CE certification
2018
Register “HONGLONGXIN” as the trademark of Shenglong Thermocouples.
