Hemisphere and ublox aren't even making chips in first place, they are making modules out of other people's chips
Now of course company having factory in china (or just buying capacity there) doesn't mean that particular chip was made in china but article doesn't really give much details about the chips aside from shitty picture of one (that is just generic MCU with some DSP IIRC)
Onsemi have a bunch of locations everywhere https://www.onsemi.com/company/about-onsemi/locations
Hemisphere and ublox aren't even making chips in first place, they are making modules out of other people's chips
Now of course company having factory in china (or just buying capacity there) doesn't mean that particular chip was made in china but article doesn't really give much details about the chips aside from shitty picture of one (that is just generic MCU with some DSP IIRC)