The pronunciation of Yin Zhen and his brother.

Yin, four tones The names of Kangxi's sons are all Yin (Yin, four tones) *, the eldest is Yin (You+You) (You), the second is Ren (Ren, two tones), that is, the abandoned prince, and the third is (Stop). Thirteen old yellow, fourteen old yin (water+title) (sound "mention"), sixteen elder brother yin Lu (sound "record"), seventeen elder brother. After Yongzheng ascended the throne, in order to avoid taboo, the yin characters of other buddies were changed to cloud (three tones).