Shenzhen SmarTEC Technology Co.,Ltd which research ,designed ,produce all in one is the only professional manufacturer of Battery Management System ( BMS/PCM ) in China since 2007 year.
The Main IC are grade A from TI ,Seiko,Ricoh,O2Micro OZ and Maxim .Mosfets from IR,ST,AO .etc .
Smart BMS has with SMBUS,I2C HDQ and Blue-tooth commnication
all the BMS and PCM has the over charge ,over discharge ,over current ,short circuit , Over Temperature , low voltage and high voltage protection . ( Smart bms also has the secondary protection )