1. Welding of C-series universal battery cells
2. HW welding video
3. Double splicing transplantation
1.New version of mini program for querying videos
1. QR code activation video
1. 60% unable to charge: Power replenishment chapter
2. Huawei does not charge
3. Huawei Glory 60% Non charging Operation Instruction Video
1. Video tutorial on identifying the positive and negative poles of a battery
1. Demonstration of the consequences of positive and negative short circuits
2. Electrical endurance test
3. High power mobile phone battery transplantation vs. swapping finished batteries
1. Protective board positioning skills + soft row replacement position
2. Demonstration of bending position of protective board - soft layout
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