BEAT, if it cannot break out of the marked range, is basically in a right-side downward correction. This kind of trend needs time to verify, so don't rush to draw conclusions. In the short term, you might make several moves in a day, but when viewed from a monthly or even quarterly perspective, there are really only one or two clear directions. The key is not just looking at the ups and downs; transaction fees must also be taken into account—the cost of frequent trading can really eat up all the profits.