TIANJIN, China, Oct. 14, 2025 (GLOBE NEWSWIRE) -- The 7th China Helicopter Exposition is scheduled to take place in north China's Tianjin Airport Economic Zone from October 16 to 19. To date, the event has drawn close to 400 enterprises from over 30 countries and regions, marking the highest number of participants in the expo's history. Notably, all six of the world's leading helicopter prime manufacturers will attend the expo. Spanning a total exhibition area of 160,000 square meters, this year's expo feat ...