lead and let consumers recognize our brands and drugs, so that even if competitors copy drugs similar to ours, we can still get a head start at the consumer level.""this is like Yunnan Baiyao. In fact...it will take four or five days."Dong Ruolin said excitedly, "Oh, I've booked a flight four days later. What about you" When did you book the flight Can we come back together then "Ye Chen said frankly...