This property defines the Unicodes which belongs to Miao block
Characters like 𖼀,𖼁,𖼂, etc. are listed under Miao Block.
151 Characters are present in Miao Block starting with the Unicode point U+16F00 that represents the character 𖼀.
Currently, as per latest version 15.0.0, Unicode supports 328 number of Block. Here are a few examples - Latin Extended E,Adlam,Aegean Numbers, etc.