500尺等于多少平方简介：Qin Fen already understood the structure of various A-level firearms from the system, but it was not that simple to forge an A-level firearm by himself. He tried dozens of times in the training workshop. But all failed.
Qin Fen already understood the structure of various A-level firearms from the system, but it was not that simple to forge an A-level firearm by himself. He tried dozens of times in the training workshop. But all failed.
