As soon as Liu Hai returned to the factory the next day, Sun Aiguo came to him.
"Niuniu sold aero-engine, something happened." Sun Aiguo saw that Liu Hai had just changed his work clothes, and came up with a sentence.
Open the wooden stopper of the thermos while banging to see which thermos is boiling water.
Because some thermoses are warm water, that is, yesterday's, and some of the water is this morning. At this time, no one said that the overnight boiled water cannot be drunk.
"What has changed?" Liu Hai felt a little confused, knowing that high bypass ratio engines are very important in the future.
"Dealers also