Not sure whether you've tested your claims, I've heard people complaining (loudly!) that their anker chargers and powerbanks with PD (and rated with needed watt

Not sure whether you've tested your claims, I've heard people complaining (loudly!) that their anker chargers and powerbanks with PD (and rated with needed wattage) are not working, because Apple opted for some really strange voltage profile negotiation, that only small portion of the existing chargers support.