The contents of the blind box of Chengdu Universiade are different. The blind box of Chengdu Universiade is divided into two parts: one is standard, and each blind box contains a letter from the Executive Committee of Chengdu Universiade to all citizens and friends, a map of Universiade venues, Universiade English 100 sentences, and a blue backpack with the logo of Sunbird. The other part is random, which may include sports souvenirs, sports equipment, commemorative cultural and creative products, sports cards or star signature cards, small toys or dolls, etc. So the contents of the blind box of Chengdu Universiade are different.