At the interstellar boundary, the mecha drawings are refreshed randomly. The specific location is in front of Florin Village. Go straight to the left. You can find the box when you meet purple ice. Right-click the spaceship and fight in a white spaceship or white space. White ships refresh randomly, and sometimes there are hostile ships. The mecha parts of the enemy ship are good. You can get the mecha parts by opening the box. Body armor and equipment are purple, you can get the mecha parts.