Check out the “Let it Snow” Xmas 2020 Group youtube project!”
Sure, Pierre,,, not blaming anyone for the break, there bad / defective I should say products in anything we buy. Cars, boats even the food we consume we get defective products.
I 'm happy you did speak with the maker, maybe it will throw a little light on something very small in the process.
btw,,, I didn't know you could speak Chinese...... just kidding.