 It is one of the few remaining examples of "tong lau" of the balcony type in Hong Kong and is listed as Grade I historic building.The building was the original site of the first hospital 'Wah To Hospital' (aka "Wan Chai Kai Fong Hospital"), which was built in the 1870s in Wan Chai.The hospital, which provided Chinese medical services to local Chinese, was possibly the first hospital in the district.