China’s energy security, now buttressed by internal resilience, has withstood a difficult test from the protracted war in the Middle East, says the head of a global energy industry body. “China has domestic production, it has developed a diversification policy and there is also the possibility to switch around different types of energy,” Andrea Stegher, president of the International Gas Union (IGU), told the South China Morning Post on Tuesday. Stegher said the world’s second-largest economy...