There isn't any community info on a certain "hdb feedback form 1k 28" as this is not a typical HDB identifier. Nonetheless, HDB gives numerous channels for comments. The key technique is through the "Produce to Us" e-responses kind around the HDB website. This way lets you submit issues or suggestions, and HDB will answer at the earliest opportunity. For particular difficulties inside your community, like cleanliness or servicing issues, the website LifeSG application and OneService Application are suggested because they immediate suggestions on the applicable authorities. HDB also has a temporary Constructing Company Centre (BSC) for new flats to deal with rectification requests inside the 1-yr Defects Liability Period of time. For normal inquiries, you could call the HDB Department Company Line at 1800-225-5432.