C183 Gene Matching

Commander Jiang Xiao Jun picked up the Dragon Head and looked at it carefully. Then, he picked up the pig head that he brought from the vacation center to compare. As expected, the pig head was brighter than the Dragon Head.

Jiang Xiaojun said: "This plated copper was washed away."

Gong Sun asked, "Is it easy to wash off copper plating?"

Wang Ye replied