Computer component makers worldwide are bracing themselves for billions of dollars in lost business, as they become collateral damage in renewed China-U.S. trade tensions. Expanded sanctions against Chinese telecom firm Huawei took effect Tuesday. 

And this time, its suppliers who have vital business interests in the U.S. themselves are also being targeted. 

Earlier, Andy Mok joined CGTN to discuss this. He's a Senior Research Fellow at the Center for China and Globalization. We asked him to assess Huawei's survival strategy of having Harmony OS, along with its chip supplies being threatened.