SHANGHAI—China’s top ride-hailing app Didi Chuxing has dropped H&M from its listings, joining a backlash over comments made by the Swedish fashion retailer last year about labor conditions in Xinjiang province. Search results for the clothing store chain in the app for all of China’s major cities yielded no results on Friday. Didi Chuxing did not immediately respond to a request for comment. H&M faced an unexpected public backlash in China this week when social media users in the country suddenly circulated a statement the company made in 2020 announcing it would no longer source cotton from China’s Xinjiang province due to difficulties to conduct credible due diligence in the region and after media and human rights’ groups reported the use of forced labor in Xinjiang. H&M said at the time it was deeply concerned by the reports. Human Rights organizations have accused authorities in the western region of detaining …