I can not enjoy the 22 day event discount, which is why?

Blacksmith Meltdown I can not enjoy the discount, I have re-open the game several times, the number of blacksmith slot open gem is still the original price, I use my device login account is normal to enjoy discounted prices, and why my account no?

IOS Chinese version account number 544248360@qq.com, the role name Mua…Mua

https://flaregames.zendesk.com/hc/en-us/articles/209189869-An-event-has-been-activated-but-I-cannot-see-it-ingame-

I do not have a good understanding of the meaning of the help documentation in this link.
Is it necessary for me to turn the game off and wait for a while to reenter it?

Yes if you are offline for some time your session will end and the event will be visible next time you reconnect.