There should be no Chinese version, at least I didn't find the Chinese version.

The animation in 1998 is not a popular animation, so it should be difficult to find resources now.

Chinese names can be translated into powder elder sister or powder elder sister.

ももぃろ: Pink

シスターズ: [British] Sister, sister

You can refer to the ももぃろシスターズ entry in Japanese Wikipedia.