Size 9 shoes for girl convert in Canadian size

https://www.wikihow.com/Find-Your-Shoe-Size

Australian and US shoe sizes are the same according to Google.

According to this it would be a Chinese size 43

http://www.yesstyle.com/en/shoe-size/help/section.html/hsi.798

These socks are not right for your daughter because the large goes up to size 11 shoe. You will need to get her small or extra small adult sized socks.

No other requirements like EEE width,reverse last or stuffclikexthat? Check Savage out as a brand or Markell shoes. the lastcone willxlikely sell to you direct.

yes,you are right,i have come across this similar question before,yet we know china is a world manufacture,so in china,there is an international shoes size chart for reference,it is international standard,do not worry.you can tell the seller if they can customize a big size shoe ,or dress.because many online shop in china perfer small quality wholesale or retail,take www.merryshoes.com for example,they have no MOQ limit,you can ask them if they can accept CUSTOMIZE one pair of shoe,usually they can,and you have to pay for EXTRA 1.5$,they will ask the manufacture to customize one big size woman shoe for you!i am a fat girl,hehe,and i have bough many times from this website,they do not even ask me to pay for that 1.5$,many woman in china only wear 35-39 European size shoes,so all shoes with 40 above has to be customized,but some guy will cheat you,you had better go to a shop which accept paypal.and below is a size chart,i hope it will be useful to you.

Your staple requirements will be noted on the gun shoe ( staple magazine). Usually guns of this size take T-50 staples. Good luck with your projects

Here you may find a convertion table for shoe sizes.http://www.dancesport.uk.com/shoes/conchart.htm