What documents do I need to go to Qinhuangdao Wildlife Park, and how to buy discounted tickets if I have children

Adults need ID cards, minors without ID cards can use the account book, buy adult tickets + preferential tickets...<br/><br/>Children under 1.2 meters are free of charge, 1.2 meters (inclusive)-1.4 meters (not included) Buy half-price children's tickets, and students under the age of 18 buy half-price student tickets. <br/><br/>Help you, please click green to accept!