HONG KONG (S&P Global Ratings) July 30, 2018--S&P Global Ratings today assigned its 'BBB' long-term issue rating to the proposed U.S.-dollar-denominated Basel III Tier 2 subordinated notes of Woori Bank (A/Stable/A-1). The notes will be drawn down from the bank's subordinated tranche under its US$7 billion global medium-term notes program. The issue rating is subject to our review of the final issuance documentation. Woori Bank intends to use the notes as Basel III Tier 2 regulatory capital. They will be direct, unsecured, and subordinated to senior creditors' claims. The notes' terms and conditions have a write-down clause that allows the following on the occurrence of a nonviability event: (1) The full principal amount will be permanently written down to zero