Athletes compete in the 2018 Tuan Chau-Hạ Long Beach Volleyball World Tour. (Photo: tuanchau-halong.com.vn)

Twenty-eight teams from 13 countries and territories including Austria, Denmark, Japan, Thailand and the US will join hosts Vietnam.

It is a sharp increase of participants compared to last year, which involved 18 teams.

A Japanese team won the title in 2018 along with a prize of 20,000 USD.

The tour is an annual event held by the provincial sports department and the National Sports Administration.

All matches will be aired live on VTV6.

Source: VNA