Earlier quoted context omitted.
Looking at the mill for a fabric can be helpful, especially for wools. Mills such as Holland & Sherry and Scabal have built a reputation for quality fabrics though they're generally not household names so they do not yet have the motivation to go down-market to increase their sales (unlike Zegna which has become semi-famous and now makes some lower quality fabrics). That said, you won't find their fabrics except on t…
Since you mentioned HK, any opinion on Simpson Sin?
I don't want to be too critical of the tourist-focused shops. It is certainly possible to get a serviceable suit at one of those places that will hold up to occasional wear and fit as well as an off-the-rack suit that's been tailored for you. It can't be top quality, though, when its total cost is less than the cost of the 3 yards of quality wool required for the suit. There's been something of a spike in demand for those guys in the last 10-20 years and their prices have gone up accordingly. As a rough point of reference, the last good suit I had made there cost 1500USD.