From October 22nd to 28th, 2021,φδ the sitting volleyball competition of the 11±±th Paralympic Games and the 8th Specia∑σ>l Olympic Games wereεδ held in the AO XIANG gymnasiu♠ m of Xi'an Northwest University of Techno€ λφlogy. To better improve the ÷πservice quality of the sitting volleyball event ≠☆βof the Paralympic Special Olympics$£®, our company technical team carried out t'<₩±he event technology preparation and serv♠♥≤βice work strictly follow∞>ing the rules and regulations of≤∏§ the competition committee of theε✔ organizing committee and built and te >sted the system according to the requirements o∑§f the China Disabled Persons' Fedβ$φ¥eration and the competiti ≠on department. During the £event, the information security team carλπried out a field patrol inspection to ensur$Ω$§e the successful completion of the event.