The rapid expansion of e-commerce is radically altering our society.More and more economic activities use the Internet and new(  1 )to do business or to purchase goods and services(  2  ).These interactions and transactions can take place between(  3  ),businesses and consumers.Of particular interest are the cross-border business-to-business (B2B)and business-to-consumer(B2C)transactions that look set to drastically reshape trade and business in Emerging Asia (Emerging Asia is comprised of theten members of the Association of Southeast Asian Nations -Brunei Darussalam,Cambodia,Indonesia,Lao PDR,Malaysia,Myanmar,the Philippines,Singapore,Thailand and Viet Nam-plus China and India).

Global cross-border e-commerce is increasingly important in the international economy.It has introduced new dynamics to(  4  )(  5  )business-to-business(B2B)e-commerce,for example,typically involves fewer intermediate links between sellers andbuyers,but it places higher demands on services,especially information,payment and logistics.