By Ben Lucas City A.M. sits down with the co-founder of activist short-selling firm J Capital Research to discuss China, its companies and whether they require closer inspection Where exactly is China heading? It’s a question asked endlessly by senior politicians and business chiefs alike. Anne Stevenson-Yang knows the country all too well, and, like so many others, is not optimistic about its direction of travel. China’s economy has failed to properly bounce back from the pandemic and Xi Jinping shows no sign of releasing his perennially tight grip on power. “I’m afraid I have a fairly dark v…