You cannot send background music to friends on your mobile phone. You can only do this in the computer login space.

Green Diamond LV2 and above can give free songs to friends as QQ space background music. The higher the level, the greater the number of gifts.

Log in to your QQ space, click on the music box at the top to enter the background music/music collection.

Click on the song list and click the gift button on the right side of the song, then select a friend to donate. The friend will receive a small note in the space.

According to the green diamond level, the number of times each month can be gifted is different, and the validity period is 15 days.

LV2: 4 times/month

LV3: 6 times/month

LV4: 8 times/month

LV5: 20 times /month

LV6: 30 times/month

LV7: 40 times/month