Unlimited Refinement +500%
Make new account
Change the time-
(turn off auto synchronize)
QUIT the game (dont log just relog)
Repeat for each date
Finish Hefei quest to reset stats and get the last marble and prize
(you'll need 10k to do the quest)
You now have a event prize that grants 30 seconds of refinement +500%
WHAT can you do with these event items that you cannot trade, sell or store?
Log in with another PC
Trade weapon and have your new account use 500% refinement potion-
trade back to your main your newly refined weapon
Rinse and repeat
(be warned as of right now trading is bugged, you lose items, so use a stand or drop on ground to trade items and dont trust anyone else other then yourself or a friend on another PC next to you)
ENJOY refinements that hardly ever fail.