Because Singapore markets (Straits Times Index - STI) are notoriously range-bound for months on end, gurus abuse the Iron Condor strategy. They look for an IV Rank (Implied Volatility Rank) above 50%. They sell a call spread above resistance and a put spread below support.
A less-known secret is the arbitrage between FTSE China A50 futures (on SGX) and Hang Seng Index futures (on HKEX). Because many ASEAN institutional funds are based in Singapore, gurus watch the order flow. When the A50 spikes but the Hang Seng lags, they buy the Hang Seng futures and sell the A50, betting on mean reversion within 60 seconds. Because Singapore markets (Straits Times Index - STI)