WPML Runtime and P3 plugin profiler with WPMU

P3 plugin profiler show,

Total Plugins 42 active, Plugin load time,total 5.387.seconds.

,Runtime by WPML CMS one plugin 64%,3.4616 seconds

WPML Network Setup have 419 new sites, active. not transfer any site yet.

Q1 How can default set is not active,only we need it then go to active.

or may could add bluk set to active or Deactivate.

Q2 http://mysite.com/zh-hans/ So chinese site web address should be is

http://mysite.com/zh-hans/ or if I like cn.mysite.com be a chinese site.

How I should do.

Thanks