Notice is hereby given to all mariners and other parties concerned that:

1. Reference: Radio Message Cite NOCB-0717-129

2. The Philippine Navy vesselsPS20 will conduct test firing on 28 July 2017 at vicinity 8 Nautical Mile off Kangtipayan Diki Island, Languyan, Tawi-Tawi Bounded with the following coordinates:

3. In this connection, all ships/watercrafts transiting the vicinity of the abovementioned areas are advised to take note of the information and take necessary precautionary measures at all times.

4. The cooperation of all concerned in effecting widest dissemination of this information is requested.