logistics platform project 44, on april 18, some ships had been diverted away due to truck shortages. but the containers are piling up at the port waiting on average for 12 days before they are picked up and delivered compared to just over four days in late march. shanghai is also a major aviation hub, but the outbreak has forced the suspension of many flights causing air freight rates to sky rocket. all of this is putting even more pressure on global supply chains. this is having a supply shock, a lot of these shipments now can t leave the ports, can t leave the airports in shanghai. and these are goods which are ultimately going to europe and the u.s. it is going to push prices up, we re going to see more inflationary pressure. reporter: the zero covid strategy has also forced many factories in shanghai to suspend operations. the apple supplier pegatron has suspended production.