that, and there s a shortage of parts to get these factories reopened. so it s going to be a global problem. reporter: analyst warns the economic pain caused by the zero covid strategy could spiral out of control. saying this, quote, implementing this strategy in an excessive manner by itself could lead to disruption on the supply chain, mass unemployment and then could translate into social, political instability. exactly what the zero covid strategy wants to avoid, unquote. and yet shanghai s weeks long lock down still has no end in sight. the bottom line from china watchers to the world, brace yourself for the fall out. i m allison kosik. for our international viewers quest world wonders is up next. for those in north america our coverage continues aftfter a sht break. stay with us.