年青人的鞋（　牌子名　）

Nike
Adidas
Le coq sportif
Jelly Bean (Japan)
Conserve
Birkenstock
Anrold Palmer
New Balance
puma
le saunda
staccato
hush puppy
joy & peace

I would recommend Acupuncture (英倫品牌)
it is guadually getting more famous in Hong kong.
The style is quite wide such as cutie for girls, rock/punk, stylistic...etc
You may find shops in Langham Place.