BEIJING/SHANGHAI/SYDNEY (Reuters) -Fears that employees of foreign firms risk entanglement with Chinese authorities have resurfaced after news that an employee of U.S. bank Wells Fargo has been banned from leaving the country.

Wells Fargo has suspended all travel to China after a banker was blocked from leaving the country, a person familiar with the matter told Reuters on Thursday, causing broader anxiety about the risks of travel in the country.

Wells Fargo has suspended all employee travel to China after one of its senior bankers was barred from leaving the country, a source familiar with the matter told Reuters on Thursd