The COVID-19 pandemic has locked down the entire global economy, with the airlines' industry being the biggest casualty of the lot. Singapore Airlines (OTCPK: SINGY) (OTCPK: SINGF), a recipient of numerous awards over the years, is definitely reeling from the shock of COVID-19 recession. Being the world' best airline by Skytrax, the impact of a sudden economic stop is undoubtedly severe. After both rights and mandatory convertible bond issue, Singapore Airlines (or SIA) was trading at $3.90 (YTD -38.77%) on May 15. If you are hoping to buy SIA at all-time