Fitch Ratings upgraded Shanghai Electric Power's (SHA:600021) long-term foreign-currency issuer default rating and senior unsecured rating to A- from BBB+, with a stable outlook.
The move followed the rating agency's IDR upgrade of the company's 57.24% parent, State Power Investment.
Shanghai Electric Power is rated one notch down from State Power Investment under the "strong parent, weak subsidiary" approach in Fitch's parent and subsidiary linkage rating criteria.
Shares of the power company were down 5% in recent trade.