Junction box loosened: because the silicone on the junction box is not frozen, resulting in loosening of the junction box, silica gel set, terminal box fixed before packing
Due to the packing silica gel did not freeze on the junction box, junction box causing loose until the silicone solidified, junction boxes fixed after: junction boxes loose
Junction box is loose: because of the wiring box on the silica gel did not set, resulting in the junction box is loose, to be silica gel, after the junction box can be boxed