12306 tickets are not available in epidemic areas.

Hello, do you want to ask about the problem that tickets can't be bought in 12306 epidemic area? 12306 tickets can't be bought in the epidemic area because all vehicles in the epidemic area have stopped working, so tickets can't be bought. The epidemic area will be blocked and all vehicles will be shut down, even if it is useless to buy tickets, so 12306 will stop selling tickets in the epidemic area.