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Shenzhen Chengyuan Technology Co., Limited
6años
Guangdong, China
Productos principales:Batería de portátil, adaptadores de CA, teclados de portátiles, paquete de baterías
6YRSShenzhen Chengyuan Technology Co., Limited

Descripción de la compañía

Álbum de la compañía

Información básica

Control de Calidad

Proceso de control de calidad

Incoming cell inspection
we use Automatic battery cell Sorter to choose the grade A+ cells, test the voltage, internal resistance and consistency match
Incoming PCBA board inspection
test the circuit and function are intact , make sure that the protection board used on the battery are good quality
Semi-finished battery test after assembly
test whether the battery charge and discharge function are good, and the data program are correct
Aging cycle test
last 6-12 hours to charge and discharge, detect the actual capacity, and monitor the charging and discharging process is stable;
Inspection before shipment
comprehensive function and appearance test