Is it better to name the girl Xu Jiayuan or Xu Jiayin?

Kexin (a beautiful little cute. It's warm to live with my family)

Qian Hui (Xianhui, Qian Qian just has a nice name)

Manny (life is romantic, Ginny is a girl's name, it doesn't mean anything)

Sweet as (fragrance lasts forever after death, for example, it doesn't mean much)