You don't need to be smart to know the answer to this question! Farmaceutical companies will make a lot of profit, they are making the profit now. The companies that produce masks will make a profit too. Chinese goods, at least some goods will have a drop, a huge drop.
To make it even more simple, everything and anything connected to protection and curing Corona virus will be very profitable. Everything and anything that's connected with spreading the disease will have a drop!