Children&;s free height of high-speed rail is below 1.2. The height here is the net height after taking off your shoes. Children who ride free of charge and those who hold children&;s tickets are not allowed to use real-name registration system. Children who are taller than 1.2 meters but less than 1.5 meters can enjoy half price of train tickets. In addition, children who are 1.2 meters to 1.5 meters tall are not allowed to buy tickets alone. They must accompany an adult to buy tickets. The train tickets that enjoy the preferential policy of half price children&;s tickets will be marked with the word &”;child&”;. Generally, passengers&; tickets, certificates and people must be the same, except for children who ride free of charge and those who hold children&;s tickets. In addition to the high-speed rail children&;s free height regulations, it is also stipulated that when the height exceeds 1.5 meters, the children&;s ticket price of high-speed rail should not be enjoyed, and the full-price ticket should be bought. Each adult passenger can bring one child less than 1.2m in height for free. If there is more than one child, the excess number should buy a child ticket. The seat type of children&;s ticket should be the same as that of adult ticket, and its arrival should not be far from that of adult ticket. Children who ride free of charge should buy a full-price berth ticket when they use the sleeper alone, and a half-price air-conditioning ticket when they have air conditioning.