We can agree to disagree on the assembly process, it's semantics.
What I find interesting is: How one could think otherwise, at any point in their DD, your supposed visits to the factory and "attendance" of the shareholder tour, that one didn't realize the company imported these parts as single-item (not yet finished products), is beyond me.
QC'ing occurs with the LED lighting assembly, the wind turbine and other electronic components, which is clearly pointed out in this CNN article, and on-line audio: