All the information we have is that FSO Polonez were imported to China from Poland in 80’s, and creative Chinese men started at first to produce spare parts to Polonez, and than, they commenced production of whole bodies
Oh btw, according to the Polish Wiki on FSO Polonez, They have exported about 41,335 units to China (source needs verifying) FSO Polonez – Wikipedia, wolna encyklopedia pl.wikipedia.org