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Copy the contents of this link, the server list 1 or list 2.
(may use a combination of both) into notepad.

then "save as all type" filename "hosts".

open Root Explorer than copy that file to "/ etc"
(first delete an existing hosts file before).

or you may use ADB script

ADB script code

adb shell mount -o rw,remount -t yaffs2 /dev/block/mtdblock3 /system
adb push /etc/hosts
adb shell mount -o ro,remount -t yaffs2 /dev/block/mtdblock3 /system