Just collected my keys for my BTO last week. Called up HDB to check whether they provide FREE Cement Screed but this program had been stop No choice but to start calling contractor to ask for quotation. 1st contractor quoted me $2400 for 3 bedroom 2nd contractor quoted me $1200 for 3 bedroom 3rd contractor quoted me $800 for 3 bedroom Why is there such a big differences from the above 3 quotations? Any reliable contractor to recommend me Thank in advance