First of all, you can't put pinyin initials in English names, mainly because the pronunciation rules are different.

Secondly, I think as long as I like it (whether because I like an idol or because I feel good).

There are several suggested English names:

Schopenhauer Chopin.

Sharrep Xiao Lipu

Chelpin, Hilpem

Xiao Xiao

average

Xiao Ping Xiaoping (the above two are combined into one)

Chopin. Chopin

Serpen Sipan