How can a child who is 10 years old and 1.3 meters tall buy a ticket?

Search Talent Says Ticket Explanations Do Not Need to Be Booked Separately, Senior Guides Lead Group Explanations
(1) Primary, middle, and high school students (including students from Hong Kong, Macau, and Taiwan, excluding adult education and graduate students), with a student ID card or a school introduction letter, can purchase student tickets at 20 yuan per person. (2) Minors aged 6 years (excluding 6 years) to 18 years (including 18 years) can purchase student tickets with an ID card, household registration book, or passport at 20 yuan per person. (6) Children under 6 years (including 6 years) or children under 1.2 meters in height (including 1.2 meters) are exempt from ticket fees for visiting. Additionally: It is currently summer vacation, and tickets are sold out every day. Tickets need to be reserved in advance 10 days before the visit. [Tickets are pre-sold at 8 p.m. 10 days in advance, and sales end when sold out.] Visit the Forbidden City’s official website or WeChat public account in advance.
Search Talent says that tickets and explanations are not required to be booked separately, senior guides lead the group and explain.
(1) Primary, middle, and high school students (including students from Hong Kong, Macau, and Taiwan, excluding adults education and graduate students), can purchase student tickets with their student ID or a letter of introduction from the school, at 20 yuan per person. (2) Minors aged 6 years (not including 6 years) to 18 years (including 18 years), can purchase student tickets with their ID card, household registration book, or passport, at 20 yuan per person. (6) Children under 6 years (including 6 years) or children under 1.2 meters in height (including 1.2 meters) are free of charge for admission. … Additionally: It’s the summer vacation season, and tickets are sold out daily. Tickets need to be reserved in advance 10 days before, [Tickets are pre-sold at 8 p.m. 10 days in advance, and sales stop when sold out.], please check the Forbidden City’s official website or WeChat public account in advance.