principal place of business
[英][ˈprinsəpəl pleis ɔv ˈbiznis][美][ˈprɪnsəpəl ples ʌv ˈbɪznɪs]
[法]主营业所;主营业地点
例句：
A virtual bank applicant,if authorized,must maintain a physical presence in hong kong,which will be its principal place of business here.
虚拟银行申请人如获认可,必须在本港设有实体办事处,作为其主要营业地点.