Source: This image came from Flickr, see https://flickr.com/photo.gne?id=11903920243
On the left, an early stage of Blake Pier can be seen.
People are waiting, probably for the arrival of an important person. Date is approximate, it could be more exact if the arriving person could be identified.
Update: likely opening ceremony on 29 November 1900 (see comment below)
Date picture taken
29 Nov 1900
Gallery
Shows place(s)
Comments
Opening ceremony
The photo probably shows the inauguration ceremony on the 29th of November 1900 (compare the photo from the SCMP)