2023 Nickel-free electroplating Technology Challenge

Nickel-free electroplating Technology Challenge news：
October selection Results:
The 47 masters who passed the first stage practice assessment used straight 45mm*2.5mm round smooth copper parts in a liter beaker in the second stage assessment as follows:
1. Reach 30 minutes to keep the mirror bright: 1 bit
2. For 20 minutes to keep the mirror bright: 2
3. Reach 10 minutes to keep the mirror bright: 15 bit
4. Up to 5 minutes to keep the mirror bright: 29 bit
The third stage of the Challenge will be held this month:
There are 18 masters participating in the competition, I wish you all excellent results!