https://phys.org/news/2018-06-zte-resume-reprieve.html

The seven year ban came after US officials said ZTE had failed to take action against staff who were responsible for violating trade sanctions against Iran and North Korea.

In a statement released late Tuesday, the firm said: "Application has been made by the Company to the Stock Exchange for the resumption of trading of the H shares of the Company on the Stock Exchange with effect from 9:00 am on 13 June 2018."