Lei Zhen Yu
Description
A veteran mechanic master and old friend of Old Man Lu. He resides at Black Pine Settlement as Lu Cheng's machinery engineering consultant, specializing in miniature modifications and nanotechnology. He exchanged advanced materials with Han Xiao and helped him acquire the Bonfire Mini Reaction Furnace.
Appearance
Asian man with white hair, older.
Personality
Shameless and full of himself initially, but respectful to peers; enthusiastic about mechanics.