Indian navy sailors welcome the Chinese navy soldiers at port of Visakhapatnam in east Indian on May 17, 2014. Chinese Navy training vessel Zhenghe and missile frigate Weifang arrived in port of Visakhapatnam in east Indian and started a 4-day visit on Saturday. (Xinhua/Zheng Huansong)
Chinese Navy training vessel Zhenghe arrives at port of Visakhapatnam in east Indian on May 17, 2014. Chinese Navy training vessel Zhenghe and missile frigate Weifang arrived in port of Visakhapatnam in east Indian and started a 4-day visit on Saturday. (Xinhua/Zheng Huansong)
Crew members of Chinese Navy training vessel Zhenghe stand in line as they arrive at port of Visakhapatnam in east Indian on May 17, 2014. Chinese Navy training vessel Zhenghe and missile frigate Weifang arrived in port of Visakhapatnam in east Indian and started a 4-day visit on Saturday. (Xinhua/Zheng Huansong)
China's missile frigate Weifang arrives at port of Visakhapatnam in east Indian on May 17, 2014. Chinese Navy training vessel Zhenghe and missile frigate Weifang arrived in port of Visakhapatnam in east Indian and started a 4-day visit on Saturday. (Xinhua/Zheng Huansong)
Crew members of Chinese Navy training vessel Zhenghe watch the China's missile frigate Weifang berth in port of Visakhapatnam in east Indian on May 17, 2014.
Command of China's missile frigate Weifang Han Xiaohu (L) hakes hands with Chinese defense attache Cai Ping at port of Visakhapatnam in east Indian on May 17, 2014.
Commander of China's missile frigate Weifang, Han Xiaohu (L), receives flowers at port of Visakhapatnam in east Indian on May 17, 2014. Chinese Navy training vessel Zhenghe and missile frigate Weifang arrived in port of Visakhapatnam in east Indian and started a 4-day visit on Saturday. (Xinhua/Zheng Huansong)