Yeah I have seen those stories; my local side kits are from JAKO (a German company, based here in Baden-Württemberg) any they don‘t seem to have any such issues, but upon checking, I found all JAKO kit is made in Turkey, not in Asia, so it seems they are unaffected by such shortages!There is a global replica shortage.
Something to do with Covid affecting the supply chain in Vietnam where a lot of shirts are fabricated
On this occasion, not down the club's ineptitude!