We have selected seven stories from this week’s news across Hong Kong, mainland China, the wider Asia region and beyond that resonated with our readers and shed light on topical issues. If you would like to see more of our reporting, please consider subscribing. 1. China summons Nvidia to explain ‘back-door’ safety risk of H20 chip China’s cyberspace regulator has summoned Nvidia to explain whether its H20 chips have any “back-door safety” risks, casting a shadow over the US chip giant’s local...