Starting on Sunday, China will give all the least developed countries with which it has diplomatic relations zero-tariff treatment for 100 percent tariff lines, becoming the first major developing country and the first major economy to take such a significant measure.
it should say "100 percent of tariff lines", I found the story in Chinese and that seems to be what it says
a tariff line is a product group basically, classification system with code numbers
China's belt and road agency article this CGTN report seems to be directly based on:
https://www.yidaiyilu.gov.cn/p/0V7IMLPR.html
thank you, that makes way more sense
Death to America