its just what i described in mk5 cheaper more available for everyone version of mk5 complete phase 1 in space elevator unlock steel production, logistic mk3, first blueprint in hub and you are ready to go

left storage input right output

left down corner of it when you facing storages is the power pole to plug it into your generators

(there is still an mk5 in these images just dont wanted to open game again and making ss second time but these two look very similar)