The open interface Android SDK is provided to Android platform developers in the form of Java LIBS, and the interface IOS SDK is provided to IOS platform developers in the form of Object-C static library. The mobile terminal can sign and issue room cards, read room cards and cancel room cards。

Language	Explanation	Download	Version
Android	java_sdk instructions	Download SDK and DEMO	V2.0
IOS	oc_sdk instructions	Download SDK and DEMO	V1.0