US President Donald Trump’s decision to snub the G20 summit in South Africa this year has handed an opportunity to China, as it seeks to expand its growing influence in the African continent and position itself as an alternative to the dangers of a unilateralist United States.Washington said it would not attend the two-day summit set to kick off on Saturday over widely discredited claims that the host country, previously ruled by its white minority under an apartheid system until 1994, now mistreats white people.Recommended Stories list of 3 itemsend of listSouth Africa’s President Cyril Ramaphosa hit back at Trump’s claim that hosting the summit in Johannesburg was a “total disgrace”. “Boycott politics doesn’t work,” Ramaphosa said, adding that the US was “giving up the very important role that they should be playing as the biggest economy in the world”.By Friday morning, Trump appeared to have backtracked on his stance somewhat, when speculation that Washington might send a US official to Johannesburg after all circulated.Regardless, the spat comes as Chinese President Xi Jinping sends Premier Li Qiang to represent him on the world stage. China’s 72-year-old president has dialled back foreign visits, increasingly delegating his top emissary.“The US is giving China an opportunity to expand its global influence,” Zhiqun Zhu, professor of political science and international relations at Bucknell University, told Al Jazeera. “With the absence of the US, China and EU countries will be the focus of the summit and other countries will look for leadership [from them].” Advertisement But observers say that while Trump’s absence will direct heightened attention to Beijing’s statemen …