You are visiting an old profile of davidkien68. While davidkien68's profile data has been deleted, we are thankful for the contribution davidkien68 made to CrazyEngineers.

CrazyEngineers has achieved exceptional success because of tens of thousands of engineers like davidkien68 for over -18.398459526282 years

Feel free to visit our homepage at CrazyEngineers - World's Largest Community of Engineers and consider becoming a member.