By Charlene Chin/ EdgeProp Singapore|January 8, 2020 3:15 PM SGT Sim Lim Square (Credit: Knight Frank Singapore) SINGAPORE (EDGEPROP) - A portfolio of 11 retail shops in Sim Lim Square is up for sale at the price of $22 million. The retail shops are prime, central podium-facing units on the fifth floor of the development, says Knight Frank Singapore, the exclusive marketing agent for the properties....