Only the current version so far — new entries appear as the app ships updates.
NJ Smart School is an education app by Alpha Connect Co.,Ltd. with 1,000+ downloads (about 1.3K estimated). +1.3K installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “NG Smart Canteen is convenient, easy, and safe for students, teachers, and parents.”