for registration: 

http://www.jeaconf.info/jieeec/reg-ws1.aspx

for registration: 

http://www.jeaconf.info/jieeec/reg-ws2.aspx

for registration: 

http://www.jeaconf.info/jieeec/reg-ws3.aspx

for registration: 

http://www.jeaconf.info/jieeec/reg-ws4.aspx

for registration: 

http://www.jeaconf.info/jieeec/reg-ws5.aspx

for registration: 

http://www.jeaconf.info/jieeec/reg-ws6.aspx