As a unit of weight, "ton" has different interpretations in different measurement systems. The American system is divided into "long tons" and "short tons", 1 long tons = 1.0 16 metric tons; 1 short ton =0.9072 metric ton.

The energy accumulation period before the market rises and falls is called consolidation. Sideways is one form of consolidation, and the other is shock. The difference lies in the range of price fluctuation. The lateral movement is very small. The state of sideways consolidation generally means that the market is in a small fluctuation direction and the direction is unknown.

Shrinkage consolidation refers to the obvious shrinkage of trading volume after the stock enters consolidation, indicating that investors are in a wait-and-see state because of the uncertain future trend, and buyers and sellers have no sufficient reason to trade and wait for the stock to choose a breakthrough direction.