C661 Stacked Fire Seal and Flawless Seal

"Imitation refining, Yellow Sorghum Wood?" Huang Liang wood was an extremely special material that could be used to let a refiner simulate an artifact forging process.

True refining would consume a lot of materials, especially those that were related to rare grade materials. Using a rare grade material to link them would simply be extravagant. Even a powerful sect wouldn't be able to afford it