Zacks Investment Research downgraded shares of China Southern Airlines (NYSE:ZNH) from a hold rating to a sell rating in a research note published on Thursday morning, Zacks.com reports.

According to Zacks, “China Southern Airlines is one of the leading air transportation enterprises in China, especially in passenger volume and the total amount of tax and profit for the past three years.…

This data comes from the ChinaPulse.com media intelligence and smart news insights monitoring platform.