i over stay here in macao starting today and february 7 2012.what is the best i should do?

i came from china and i need to exit my visa and i arrived in macao last january 1,2012 because i need to exit my visa and get a new visa again.but have problem with my visa now so the agent told me to wait until February 7,2012 and he give my passport with visa.the agent told me have a problem with my invitation letter in the consulate but he is sure that i get a visa.can i enter in china again?I pay my overstay here in macao?