6635:

Short-term: cautious and wait-and-see, and 18 yuan has strong points.

midline: there is a cost advantage to hold.

6543:

Short-term: If you make a lot of profits, it is recommended to wait and see first. If you just enter, hold it carefully, and a little consolidation will not be too big.

midline: there is a cost advantage to hold.

729:

Short-term: If you make a lot of profits, you are advised to go out. If you just enter, you should be cautious. Although there are Olympic themes, the degree of speculation is too serious.

midline: there is a cost advantage to hold.

586:

Short-term: the adjustment is mainly based on falling back, and there is a support point from 14.7 to 15.3, so be careful.

midline: not recommended.