Laser cutting chip
A laser is used to cut the chip into the required size.
Tandem welding
According to the production requirements of the wafer with copper strip according to a certain number of string welding together.
Lamination
Stack the battery string, back plate and EVA in order to make the charging plate
High temperature laminated
High temperature lamination was carried out on the wafer,Take out the middle air,dissolve the EVA
Trimming
During lamination, EVA will extend and solidify outward due to pressure to form burr, and the burr will be cut by cutting machine