The stock has formed a descending triangle inside a broad bull channel . Expecting a breakdown below 862 for the prices to reach the lower trending channel line. Hence we could short this for a target of 820.
Now coming to entry levels, 875 level can be used for shorting once it pulls back before break below 862.
Entry - Below 862 or at 875 area based on bearish signal confirmation
SL - 890
T1 - 850
T2 - 835
T3 - 820