David Lipton, first deputy managing director of the IMF, warned in a speech to a group of economists in the southern city of Shenzhen that companies' indebtedness is a "key fault line in the Chinese economy".
Growth in China's fixed-asset investment slipped below 10% for the first time since 2000 in January-May as a boost from record credit growth seemed to be quickly fading, putting expectations of further stimulus back on the table.
International Monetary Fund chief Christine Lagarde said on Friday there were no economic positives to Britain leaving the European Union and that the impact would range from "pretty bad to very, very bad."
World financial markets have calmed after turmoil earlier this year, but more needs to be done to ensure global financial stability amid slowing growth, weak commodity prices and worries about China's economy, the International Monetary Fund warned on Wednesday.
The International Monetary Fund cut its global growth forecast for the fourth time in the past year on Tuesday, citing China's slowdown, persistently low crude oil prices and chronic weakness in advanced economies.
Venezuela's annual inflation rate is near 100 % and the economy will likely contract around 4 % this year, said President Nicolas Maduro, in a rare mention of data detailing the OPEC nation's economic woes.