What is the ringtone for a happy childhood on LeTV mobile phones?

LeTV’s built-in ringtone "Happy Childhood" ding ding ding ding, wow wow wow, ow~

You must know how to set mute, ringtone and vibration, you can set it in the phone settings - system settings ——Sound and vibration settings, different settings for different scenarios~

You must know that mobile phone text messages, notifications, emails, calendars... You can set custom ringtones, and the phone ringtones will change according to your heart.