Extremely, extremely useful.
But with the development of the times, now the thermos bottles bought online mostly only keep warm for a few hours.
It's practically equivalent to buying industrial waste.
"Certainly, Teacher Zhang, hurry up and finish drinking to soothe your throat; we can't pass security without finishing~"
The advertisement flow ended, Song Wanqing urged Zhang Lingchuan.
A bottle of water was finished.
Of course, because it's a bit hot, they didn't gulp it down like cold water.
Soon, they boarded the airplane.
This time, there were no passengers with a red tag on the flight to Rongcheng, and there were two with yellow tags.
But Zhang Lingchuan still adhered to his previous principles.
Yellow tags aren't looked at proactively unless they come to him.
If there's an opportunity with red tags, remind them if possible.
In the afternoon after two or three o'clock, they arrived at the familiar Shuangliu Airport.
"Huh? Where's Master Zhang, Dr. Wei?"
