China’s state oil company has pulled out of a US$5 billion deal to develop a portion of Iran’s massive offshore natural gas field, the Islamic Republic’s oil minister said on Sunday, an agreement from which France’s Total SA earlier withdrew over US sanctions.The South Pars field deal, struck in the wake of Iran’s 2015 nuclear deal with world powers, appears to be just the latest business casualty of America’s pressure campaign on Tehran following US President Donald Trump’s unilateral…