Tesla recently published a video tour of its Giga Shanghai factory. The promotional video offers a glimpse of the many automated lines that build the Model Y and Model 3 EVs. The 9.3 million square foot plant is located in Lingang, which is a little over an hour southeast of Shanghai proper. The video was originally posted to Chinese social media platform Weibo, but was re-posted to YouTube by a third party. The video's caption is translated as, "A Tesla is more than the sum of its parts, because we have a rigorous quality control and attitude." Fast-paced clips begin…