Recommend some sad pure music: Du Cong's flute "Glory" belongs to the injured category; Second, saxophone "Tears of Love" constantly appreciates music that makes you cry; Third, the first tear of saxophone's Olive Tree; Fourth, Carlo's regret belongs to sadness; 5. Saxophone's "Vulnerable" belongs to the music that hurts the bones; Six, Shen's "Flower Festival" belongs to hurt music; Seven, pure music "Shuiyue Cave" belongs to the music of injury; Eight, "the cloud knows the number" belongs to the music; .....