"This was an exceptionally difficult quarter due to supply chain interruptions & China zero COVID policy," Tesla CEO Elon Musk said on Twitter, referring to China's strict health restrictions. "Outstanding work by Tesla team & key suppliers saved the day."

source https://gadgets360.com/transportation/news/tesla-delivers-over-1-million-cars-over-past-year-and-over-310000-in-q1-2860979#rss-gadgets-all