Safety guide at MTR station 

A safety guide from Maruko. Pay attention while taking escalator don't run and play on escalator.

Pay attention on your own foot when taking escalator, don't step forward on yellow lines from escalator.

Message of use evaluator when taking too much luggage

Message of find the staff from MTR when feel sick.

Additional social post of Marruko. As for promoting the safety guide video after this soclal post.