IMG_9144A...南韓另一著名產品 :　防暴警察！！

IMG_9145A...防暴警車 (I)！

IMG_9146A...防暴警車（II)！

IMG_9147A...Seoul subway - It's not a easy route map - even for a local.

IMG_9148A...It's the cupboard for gas mask again.

IMG_9149A...and the step-by-step instruction

IMG_9150A...Fire extinguisher, BA set (煙帽), and disposable flimsy gas mask.

IMG_9152A...Seoul crowded, but not as crowded in Hong Kong.

IMG_9153A...And that's us!

IMG_9154A...Subway is patrolled by police regularly.