Visa 0ffice in HK

Is it open on Saturdays or just Monday to Friday?

Need to do my first visa run shortly, what do they require? Letter of invitation? Return airline ticket out of Taiwan? Return ticket to UK?

Any help would be greatly appreciated.

Also the besta nd cheapest airline to go with.

They used to be open on Saturday from 9 to 12. Last time I was there was May 2002.

Thai airways(daily), British Airways (min. stay 3 days/2 nights).

The address is:
Chung Hwa Travel Service
40F Lippo Tower
No 89 Queensway
Hong Kong

Office hours are:
Monday to Friday 9:00-13:00 14:00-17:00
Saturday 9:00-12:00