Hot Stocks: Amber Enterprises, Lupin, Rail Vikas Nigam may fetch double-digit returnsMoneycontrol • 3 months agoConsidering the overall chart structure, the expert anticipates short-term volatility and recommends buying Nifty at support near the 21,100 – 21,000 zone for an upside potential ranging from 21,500 to 21,850 levels.