Only the current version so far — new entries appear as the app ships updates.
DSE 中史 is an education app by Answell with 10,000+ downloads (about 12K estimated). +16 installs in the last 7 days. Released Mar 30, 2015. Install growth, rank history, SDKs and ad networks.
From the store listing: “Compiled for the content of Chinese History in the Hong Kong Diploma of Secondary Education Examination.”