A ask: How to check for energy density of cell volume?
Answer: If the Li-ion cell is a type of INR18650 3.6V-2200mAh, its calculate formula is 3.6 x 2.2÷(0.9 x 0.9 x 3.14 x 6.5÷1000)= 480Wh.L
B ask: How to check for quality of cells?
Answer: * Li-ion cells testing passed by Separator.
* Quality testing passed by the Electronic testing machine system.
C ask: How to Inspections the Battery Pack?
Answer: Battery Pack must get repeatedly charged and discharged by Aging machine.
D ask: How to check for Sample?
Answer: Random Inspection passed by the testing machine. (testing items: Battery's voltage and capacity and data information).
E ask: How to storage for battery?
Answer: Storage the Battery current keeping on 70%~75%.