A Russian Navy frigate arrives at the port in Qingdao for the upcoming joint sea parade, in East China's Shandong province, April 21, 2019. [Photo by Xu Jingxing/chinadaily.com.cn]

Sixteen warships from 11 countries arrived in Qingdao in East China's Shandong province on Sunday for the upcoming multinational naval activity to mark the 70th anniversary of the People's Liberation Army Navy next week.

A Republic of Korea Navy frigate arrives at the port in Qingdao for the upcoming joint sea parade, in East China's Shandong province, April 21, 2019. [Photo by Xu Jingxing/chinadaily.com.cn]

An Indian Navy frigate arrives at the port in Qingdao for the upcoming joint sea parade, in East China's Shandong province, April 21, 2019. [Photo by Xu Jingxing/chinadaily.com.cn]

A frigate from Japan arrives at the port in Qingdao for the upcoming joint sea parade, in East China's Shandong province, April 21, 2019. [Photo by Xu Jingxing/chinadaily.com.cn]