I thought the same until killer66 posted this:
http://www.isro.gov.in/sites/default/files/tenders/corrigendum/scl_eoi_dpg_2016_corrg1.pdf
I guess it is pretty save to assume that POET is still proceeding in the RFP process, when they did make it already through the EOI phase. But apparently there were also 3 competitors in the EOI phase.