Law / Poland - Temporary Residence card - Karta pobytu - required documents [142]

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Residence card of Poland

I have a question to apply the residence card of poland.
I have to get an helath insurence for one year to get residence card.
I konow a company which is called PZU. but fee of insurence is 370zl for one year.
Is there anyone who knows cheaper than this rate or the cheapest one?