Caution!Floors slippery when wet. Please stow your umbrellas.
Please do not litter inside the metro system.
Please give way at the elevators and give your seat to the disabled, elderly, pregnant women, passengers with young children and those wearing priority or "baby on board" stickers.
Do not eat, drink, smoke or chew gum on the Metro or in stations. Stow your food and drinks in your bag.
Passengers with respiratory symptoms or otherwise who are unwell should wear surgical masks.
Mind your step and do not stare at your mobile phone while walking