In fact, I do not know what is the HDB Interior, the HDB Interior just friends seem to know a lot, he kept saying there all about HDB Interior, I think the HDB Interior I should learn some knowledge, otherwise, the next time I meet you, I do not know what, then, will be embarrassed, so I quickly followed a friend to learn from the knowledge about HDB Interior, this friend is normal, no matter what knowledge, he is learning to love some, so I think, his point is really it is worth to learn, because if so, no matter what kind of knowledge is met, all good, but not like me, so I decided to learn some HDB Interior knowledge, however Then go on to learn the rest.