What emergency equipment do you need for a large-scale sports meeting?

Emergency equipment for large-scale sports meeting includes:

Personal protective equipment: oxygen respirator, ambulance, stretcher, splint, oxygen, first aid kit, gas mask, protective clothing, life jacket, forklift, bulldozer, metal cutting machine, welding machine, equipment walkie-talkie, mobile phone, telephone, fax machine, telegraph.

All of the above are very basic.