China will eventually gain a bigger share of total global exports regardless of the impact of the coronavirus on foreign demand and threats of decoupling from the United States, according to the head of the country’s customs administration.Having seen its global exports rise by 0.1 percentage points in the first four months of 2020, according to General Administration of Customs Minister Ni Yuefeng, China’s share of global merchandise exports is expected to rise further even though global trade…