Wings come ready to be closed. All that's required is a complete sanding where the top and bottom are bonded and a (very) careful inspection. Once the the Hysol cures, you've got a wing! (well, a little finishing work is needed)
Inspecting the wing prior to bonding the top skin
Clean the wings - We've already carefully sanded everything that will be bonded
Making a good impression. Things move fast when getting ready to flox. This was done in order to wet both sides with adhesive, then flox is applied
Wing has been wetted, floxed and the top skin is in place. Adding weights and cleaning up
Mixing the flox for the other wing
Bonding the wing center section to the fuselage