1 In our app you can find three languages
2 You can choose Thai language....
3 ...for more convenient use of the application
4 In the directory list, select the desired category
5 You can see the list of companies
6 Choose the desired company and tap the phone number to call
7 Just tap and the call will start
8 You can use the speakerphone (Just tap on the icon "speaker")
9 To end the call, pull to the left red button