LONG SING IOT battery has been used in many IOT enterprises, with the market share in the top three ranking of IOT battery industry. The IOT series battery pack combined through the series-parallel connection between HPC and lithium thionyl chloride battery can completely meet needs and triumphly applied to such items as intelligent transport(ETC electronic tag), telematics, driver assistance, stolen vehicle recovery, automatic emergency call (eCall), fleet management applications, smart meter and a number of wireless IoT solutions based on scalable communication solutions including NB-IoT, 4G and 5G.