I'm very sorry,I will not say too much English,and thanks for watching.
PS:Well,If you can speak Chinese, maybe we can talk more about it.
Step 1: Materials and Tools
-Spring steel plate(Thickness 4mm)
-The bone pieces(Thickness 5mm)
-The clamp bench
-Charger(for electrolyze pattern)
Step 2: Cut Type
Step 3: Polished Edge Line
Step 4: Shank Assembly
Step 5: Polished Blade
Step 6: Electrolysis Pattern（1）
Step 7: Electrolysis Pattern（2）
Step 8: Knife Tongue Treatment
Step 9: Shank Assembly
Step 10: Shank Repairing（1）
Step 11: Shank Repairing（2）
Step 12: Polished Shank
Step 13: Finishing Touches
In the end, thanks for watching!