http://psteamcommunity.yuanyoumao.com/id/KChris/inventory/#440_2_3328309536

Entry fee: 1 Scrap / slot. Raffle is started when all slots are occupied. You can buy multiple slots.
https://psteamcommunity.yuanyoumao.com/tradeoffer/new/?partner=87555385&token=tQcoX1Rm

Slots:
#1.
#2.
#3.
#4.
#5.
#6.
#7.
#8.
#9.
#10.
#11.
#12.
#13.

Winner is chosen with Random.org . If you have any questions pm me.

Simple: Go on the group's home page and click Invite Friends. Every person who invites 50 or more friends will have a free slot on my next giveaway.

Event is available until 18/Jan/2015