Among them are long jumper Bui Thi Thu Thao, runner Le Tu Chinh, hurdler Quach Thi Lan and high jumper Vu Duc Anh.
Thao won a gold medal at the Asian Games last year. She also won a gold at the 2017 Asian Championships and a silver at the 2014 Asian Games.
The event will be a test for athletes to qualify for the 2020 Summer Olympics in Japan.
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