Hong Kong has desirable situation to start up business. For example, corporate tax rate is 16.5%, maximum income tax rate is 17.0%.
Rates of consumption tax (VAT), inheritance tax, gift tax are respectively 0%. So you can significantly save your tax cost. Besides Hong Kong enjoy the privilege of free port for trade business.
Speaking of the location of Hong Kong, it is very desirable. It is very close in distance with many business places in Asia area. And travel cost is very affordable due to strong competition among air companies.
Certainly it is very attractive to start your business with low cost. You can control your risk when starting your business.