自用每个人150个之下。分享与今日的HSA官网，具体见内。谢谢大家！
Import for Personal Use (for use by an individual and/or family members):
Individuals importing masks or thermometers for personal use in quantities within the limits indicated below do not need to submit any notification to HSA:
Surgical masks: 3 boxes (3 x 50 pieces) per person
Particulate Respirators: 3 boxes (3 x 20 pieces) per person
Thermometers: 2 units per person
Individuals importing masks or thermometers for personal use in quantities within the limits indicated below do not need to submit any notification to HSA:
Surgical masks: 3 boxes (3 x 50 pieces) per person
Particulate Respirators: 3 boxes (3 x 20 pieces) per person
Thermometers: 2 units per person
Huasing Association 1999 - 2013