Text on Flickr: 油麻地甘肅街高廈炮台街油麻地賽馬會分科診所 (Google translated = Kansu High Street, Battery Street in Yau Ma Tei, Jockey Club Polyclinic).
Yau Ma Tei Jockey Club Polyclinic, 145 Battery Street, Kowloon, still under construction. Estimated date: early 1960's.