China Railways DF4 No 2171 at Hung Hom Station with a through train to Guangzhou 08 1980 . DF4 locomotives with the distinctive orange livery had higher speed gear ratios for hauling passenger trains.
Ref: 1. https://www.trainnets.com/archives/12582
2. Locomotives in China P. Clark Roundhouse Press NSW Australia ISBN 0 9594598
Date picture taken
1 Aug 1980 (day is approximate)
Gallery