basically a chinese version of the megami device frame with different designs

https://www.hlj.com/search/?q=*&product ... A.T.K.GIRL

https://www.aliexpress.com/item/4000826158722.html

no idea how good or bad they are but according to what has been already posted on the TFW2205 shinki thread some models have enough parts to build 2 bodies.