As my reader know, I am a fixed income investor who prefer to invest in US Corporate bonds. I have written 3 articles which focus on US Corporate bonds investment. Introduction to US Corporate bonds investment . Part 1 Introduction to US Corporate bonds investment . Part 2 Introduction to US Corporate bonds investment . Part 3 However, scanning through the US Corporate bonds market is a tedious process as it is a trillion dollar exchange which is as big as any other US stock exchange with thousands of listing. As I mentioned before, many bonds listed in Spore are of poor quality and are considered as junk bond. There is no proper credit rating for these Spore bonds and it is very difficult to assess the credit worthiness for these bonds.  This resulted in recent years,many bonds default from Noble, Ezion, Swiber, Ezra , hyflux, Trikomsel ,Pacific Andes and the list goes...