Thailand's four largest commercial banks - Bangkok Bank (BBL), Siam Commercial Bank (SCB), Kasikornbank (KBANK) and Krung Thai Bank (KTB) - have successfully expanded their universal banking franchises over the past five years, in fund management, securities brokerage, investment banking, and life assurance. - See more at: http://asianbankingandfinance.net/retail-banking/news/why-thai-banks-are-urged-step-market-share-protection#sthash.NIU2L8kv.dpuf