Not all businesses need a license. However, if you are engaged in the following, you will need a business license: a retail shop, a restaurant, employment agency, travel agency, Import/export business, event [...]
It takes around 2-8 weeks for one to obtain a business license or permit in Hong Kong.
Yes, you will need to obtain an Import /Export license for foodstuffs issued by The Center of Food Safety, Food and Environmental Hygiene Department
Hong Kong is a duty-free destination. That implies that there are no customs duties or taxes that are levied on the goods being imported into the Country.
Hong Kong Customs handles the clearance of imports and exports at cargoes.