How much is Malaysian income tax for others?

Hi, i got a job in Malaysia(Kaulalampur).The company is giving me a Employment Pass for 2 years.
Some people telling that Malaysian Tax is 27% but company HR telling that its only 7% for 2 years employment pass people .Can anybody tell which is correct?
They r offering 4500RM+Accommodation for me..How much can save after all expenses?