[Bloomberg] , citing local media sources. Radio Free Asia (RFA) China posted a video early Friday morning showing an uprising of hundreds of workers who were angered with the continuous “closed-loop production” (which means they were kept on-site and quarantined to keep production humming) at the MacBook factory in Shanghai, owned by Taiwan’s Quanta Computer Inc. The incident reportedly occurred Thursday evening. “[Suspected of dissatisfaction with “closed-loop production” epidemic prevention is too strict] [Quanta’s Shanghai plant was shocked to hear that employees “rioted”] Shanghai Dafeng Electronics, a subsidiary of Shanghai Quanta, which has just partially resumed work, experienced an employee…