Hi, Thanks for ur suggestions. A good person suggest me to order books online. But those books are in Dollars and the books I bought in China I pay in RMB on the same price ,which RMB is 8.2 :1 to US Dollars! How can i orders books online? they are so expensive :((( Thanks! Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=19229&t=19229 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]