沿海奔跑的少年与蓝色信纸
[yán hăi bēn păo de shăo nián yŭ lán sè xìn zhĭ]
This can be translated as 'A Boy Running along the Coastline with Blue Letter Paper'. It creates a poetic image combining youth, freedom, nature, and personal communication (perhaps writing), suggesting an idyllic scene or longing.