Washington: The US and Vietnam will hold joint navy exercise this month, a Vietnamese official said. Vietnamese Foreign Ministry spokesperson Nguyen Phuong Nga said on Thursday that the two countries will hold the naval activities in the Vietnamese port city of Da Nang July 15- 21, reports say.

She said three US Navy vessels - USS Preble, USS Chung Hoon and United States Naval Ship (USNS) Safeguard will visit the Tien Sa port of Da Nang.

The US Navy's visit is part of a scheduled annual activity that aims to increase cooperation between the two naval forces' humanitarian activities and exchange of professional knowledge, she said.