Go on Android Developer official link as tutorial step by step see and got the code for your application package from play store if exists or play store apps not exists then open application from web browser.
Android Developer official link
http://developer.android.com/distribute/tools/promote/linking.htmlhttps://developer.android.com/distribute/tools/promote/linking.html
Linking to a Application Page
From a web site: httphttps://play.google.com/store/apps/details?id=<package_name>
From an Android app: market://details?id=<package_name>
Linking to a Product List
From a web site: httphttps://play.google.com/store/search?q=pub:<publisher_name>
From an Android app: market://search?q=pub:<publisher_name>
Linking to a Search Result
From a web site: httphttps://play.google.com/store/search?q=<search_query>&c=apps
From an Android app: market://search?q=<seach_query>&c=apps
