Policemen-with white hats | Gwulo: Old Hong Kong

Policemen-with white hats

Policemen-with white hats

In an earlier post there was comment on whether HK policement ever wore white caps and it was answered that traffic police wore them. This group are suitably attired

Date picture taken (may be approximate): 
Thursday, June 15, 1922


The  ' white hats ' are in fact white cap covers.Three of these four are wearing World War 1 Campaign medal ribbons.Can IDJ make out any of the collar numbers,if so I may be able to identify the individuals ?

Unfortunately they are not readable. This image is cropped from a much larger scene. In related images that also include the policemen, such detail can not be read.