Found this guide on the forum, but it's a little outdated as you now get like 2 thing or more each 5 levels
Original:
http://pwi-forum.perfectworld.com/showthread.php?t=2659021. Talk to one of the starting town NPCs. (Guide Xiang [Untamed], Guide [Human], Director Tsan [Elf])
-Receive Supply Stash - Lv 5
2. Right-Click Supply Stash - Lv 5 to open.
-Receive 1 Tag of Sharpness
Trade this into the post office and pick from either:
-Perfect Military Dualhammer
-Perfect Military Magicsword
-Perfect Military Longbow
-Receive 1 Supply Stash - LV 10
3. Right-Click Supply Stash - LV 10
-Receive 1 Fantasy Fruit
Use the fruit (right-click) for 5000 EXP and 1000 SP.
-Receive 1 Supply Stash - LV 15
4. Right-Click Supply Stash - LV 15
-Receive 1 Perfect Insignia
Level 3 Ring. Increases Phsyical attack +17, Magic Attack +17 with added attributes of HP +30, Physical Attack +11, Magic Attack +11.
-Receive Supply Stash - LV 20
5. Right-Click Supply Stash - LV 20
-Receive 1 Tag of Sharpness II
Trade this into the post office and pick from either:
-Perfect Officer's Dualhammer
-Perfect Officer's Magicsword
-Perfect Officer's Longbow
-Receive 1 Supply Stash - LV 25
6. Right-Click Supply Stash - LV 25
-Receive 1 Raw Shard
Trade this into the post office and pick from either:
-Average Citrine Shard
-Average Garnet Shard
-Average Sapphire Shard
-Receive 1 Supply Stash - LV 30
7. Right-Click Supply Stash - LV 30
-Receive 100 Perfect Healing Potion
-Receive 100 Perfect Mana Potion
-Recieve 1 Raw Shard
Trade this into the post office and pick from either:
-Average Citrine Shard
-Average Garnet Shard
-Average Sapphire Shard
-Receive 1 Supply Stash - LV 35
8. Right-Click Supply Stash - LV 35
-Receive 2 Oracle II
-Receive 1 Supply Stash - LV 40
9. Right-Click Supply Stash - LV 40
-Receive 1 Feather of Gliding
Trade this into the post office and pick from either:
-Starlight (Humans)
-Night's Music (Winged Elf)
-Duskglow (Untamed)
The above are temporary flying items that will be in cash shop in the future.
-Receive 500 Perfect Stones
IMPORTANT. While these can be used for weapon chars or flying mount fuel, the biggest thing is that they can be used for "Feeding" your Genie in the upcoming expansion. (They will need stamina to work) My recommendation is that you save it for that at least until we can find out how much Perfect Stones cost and/or how to obtain them other than from the Supplies ^_~
-Receive 1 Supply Stash- LV 45
10. Right-Click Supply Stash - LV 45
-Receive 1 Emerald Spirit Charm
When equipped, replenishes MP when it dips below 75%. 90,000 MP recovery. Just a little less than a bronze MP charm.
-Receive 1 Supply Stash - LV 50
11. Right-Click Supply Stash - LV 50
A Perfect Iron Hammer is necessary to open this Stash. Hammers cost 5 gold in the Cash Shop or can be bought off other players.
-Receive 1 Tag of Sharpness III
Trade this into the post office and pick from either:
-General Summer's Dualhammer
-General Summer's Magicsword
-General Summer's Longbow
-Receive Supply Stash - LV 55
12. Right-Click Supply Stash - LV 55
-Receive Emerald Guardian Charm
When equipped, replenishes HP when it dips below 50%. 60,000 MP recovery. Just a little less than a bronze HP charm.
-Receive 1 Supply Stash - LV 60
13. Right-Click Supply Stash - LV 60
-Receive 5 Do-all Card
Can be used in the Cube of Fate to trade for a Robber Card or Bully Card to advance through certain rooms.
-Receive 1 Supply Stash - LV 65
14. Right-Click Supply Stash - LV 65
-Receive 1 Essence of Shards
Trade this into the Mailbox and pick from either:
-Flawless Citrine Shard
-Flawless Garnet Shard
-Flawless Sapphire Shard
-Receive 1 Supply Stash - LV 70
15. Right-Click Supply Stash - LV 70
-Receive 20 Mysterious Chips
Can be used to trade for special items at the Mysterious Merchants.
-Receive 1 Supply Stash - LV 75
16. Right-Click Supply Stash - LV 75
-Receive 1 Emerald Spirit Charm
-Receive 1 Emerald Guardian Charm
-Receive 20 Mysterious Chips
-Receive 1 Supply Stash - LV 80
17. Right-Click Supply Stash - LV 80
A Perfect Iron Hammer is necessary to open this Stash. Hammers cost 5 gold in the Cash Shop or can be bought off other players.
-Receive 1 Christmas Blessing
-Receive 30 Mirage Celestones