HDB OCS means the Optional Element Scheme, which is an decide-in plan for new flat customers, specially for BTO and SERS alternative flats. The scheme enables consumers to get important finishes and fittings, such as flooring for dwelling rooms and bedrooms, internal doors, and sanitary fittings, installed by HDB right https://deanfmoon.blogchaat.com/37298674/hdb-ocs-320-22