How to craft to level 15?

-General Matterial A
-General Matterial B
-General Matterial C
-New Booster Level 10
-Universal Sealed Booster
=New Booster Level 11
Crafting Fee = 350m money currency
5% chance to Craft

-General Matterial A
-General Matterial B
-General Matterial C
-New Booster Level 11
-Universal Sealed Booster
=New Booster Level 12
Crafting Fee = 350m money currency
5% chance to Craft

-General Matterial A
-General Matterial B
-General Matterial C
-New Booster Level 12
-Universal Sealed Booster
=New Booster Level 13
Crafting Fee = 350m money currency
4% chance to Craft

-General Matterial A
-General Matterial B
-General Matterial C
-New Booster Level 13
-Universal Sealed Booster
=New Booster Level 14
Crafting Fee = 350m money currency
4% chance to Craft

-General Matterial A
-General Matterial B
-General Matterial C
-New Booster Level 14
-Universal Sealed Booster
=New Booster Level 15
Crafting Fee = 350m money currency
2% chance to Craft
 

Combine at HERO
-10pcs General Matterial X
-10pcs General Matterial Y
-10pcs General Matterial Z
-10pcs Relic Weapon Coupon (code iylic18)
-1PC T1 Relic +5
-1B Money Crafting Fee
=T2 Relic Weapon +0/5
100% craft rate

Combine at Hero
-2pcs General Matterial X
-2pcs General Matterial Y
-2pcs General Matterial Z
-1PC Universal Glider Coupon [Defense] or Universal Glider Coupon [Ddodge] or Universal Glider Coupon [Accuracy]
-1PC lvl15-19 Glider
-1B money fee for crafting
= lvl 16 - 20 Glider