As the price did not continue to fall last night, which formed in today's bearish market position to find points, is in accordance with the shock principle to layout, or in a very weak form to layout.This is a low point, but there are two rules to follow:First, can the European market fall very weakly?Second, can the previous low 1476-75 line effectively fall through?This is what matters to the overall trend of the day line, but anyway, after the day line turns negative, we first have to follow the early morning high and the early morning high to short, namely 1490-1491 to choose a sell signal