Just as a negotiators from Beijing headed to for a 13th round of trade talks, US-China bilateral ties took yet another hit as US President Donald Trump announced the addition of 28 additional Chinese companies to has been added to US blacklist. Andy Rothman, an investment strategist for Matthews Asia who has spent more than 20 years in China, tells the South China Morning Post that the developments illustrate how it is now time that the world’s two biggest economies find a way to work with…