FOR 25 years, it has been Singapore’s main wholesale distribution centre for vegetables, fruits and dried food products. In recent years, it also made the headlines as a chikungunya fever cluster, the crime scene of the murder of Huang Na in 2004 and a quarantine area during the Sars outbreak in 2003. Now, the days of the Pasir Panjang Wholesale Centre (PPWC) may be numbered. The Housing and...