hello sir, i'm dr.kafil; from bangladesh-need to know about new passport.

Sir, I'm doing my master's in medicine in shandong university;jinan. My course will be complete on june 2014. but my passport is now 10 years old and it wl expired on april9th 2013. now i want a new passport(machine readable) to continue my study in china. can u please give me the information about the closing day of the embassy in beijing? what documents i shall need and cost-duration of getting new passport?