Wan Chai is a CBD in Hong Kong alongside with Central. In addition to being a CBD, Central is also a financial centre where the office of Hong Kong Monetary Authority is located at International Financial Centre (IFC). You can locate it near Central Pier.
Hong Kong does not have too much seats on the street even MTR in the past. Nowadys, this situation on the streets of Hong Kong remain intact. However, MTR is doing a campaign said that they installed more seats in MTR stations now. So, we will wait and see.
Tai Fu Tai is situated at San Tin. This building is useful to trace back the history of the village besides Man Tin Cheung Park at Kwu Tung Road (Old Cave Road). The villagers settle in the village has a strong patriotism to their own country. Their ancestor is Man Tin Cheung and Tai Fu Tai was a mansion for one of their ancestor in the village who was an imperial officer in the old days of China.