A rest service that helps you pronounce Chinese names (Note: incoming string shall be encoded for url)
Try Here
var chinese = encodeURI('郑晓舟') // %E9%83%91%E6%99%93%E8%88%9F
curl -G https://easyname.hulaorui.com/name/%E9%83%91%E6%99%93%E8%88%9F
Hsiao-Chou Cheng