Da Nang, June 8 -- Tens of thousands of spectators, tourists and local residents gathered on the evening of June 7 for the second night of the Da Nang International Fireworks Festival (DIFF) 2025, as teams from Vietnam and Poland lit up the night sky with dazzling displays. Representing Vietnam, the Z121 Vina Pyrotech team comes from the Chemical One Member Limited Liability Company 21, under the Ministry of National Defence's General Department of Defence Industry. With over five decades of experience in fireworks production and a history of participating in significant national celebrations, this veteran team made its debut at the festival with a five-chapter performance highlighting Vietnam's aspiration to rise. The climax of their dis...