S&P Global Ratings upgrades Local Currency LT credit rating of Oi S.A. to "CCC+" from "D"; outlook positive

S&P Global Ratings upgraded to "CCC+" from "D" the Local Currency LT credit rating of Oi S.A. on March 22, 2018. The outlook is positive.

• Full name
  Oi S.A.
• Registration country
  Brazil
• Industry
  Communication