"forget it. Anyway, the brittleness of thunderstone is too big to be the main material. I only need half of this one."

Tang Yu waved his hand, but didn't care. He looked at the pile of materials again and found it.

"is this

all of a sudden, Tang Yu saw a bone piled on the bottom with countless materials. It looks like a keel, but it's too short. It's only half the length of an adult's arm. It looks like it was cut deliberately.

on this keel, it's not like a stamp, but rather like some thunderbolt stamps.

"this is the keel of Qilin merelong. Because it's too rare, I...