http://61.71.118.130/W621/TouchPad/ALPS/v5.3.1.8/ http://oa.tde.cn/soft/%C7%FD%B6%AF%B3%CC%D0%F2/S602/TouchPad/
http://oa.tde.cn/soft/%C7%FD%B6%AF%B3%CC%D0%F2/S602/TouchPad/
http://61.71.118.130/W621/TouchPad/ALPS/v5.3.1.8/