What do these four words mean?

This is a gobbledygook created by Bing Xu-New English Calligraphy. In fact, it is to write English letters in Chinese characters.

This word is composed of four letters: Q, I, N and G, and it is turquoise.

This word is composed of four letters, C, H, U and N, and it is Chun-Chunzi.

This word consists of five letters: J, I, A, N and G, and it is Jiang-Jiang.

This is composed of three letters, Y, A and N, and it is Yan-weir.

Together, the four words are "Jiangyan of Youth".