5m x 5m ভাস্বরতা এয়ার ব্যাগ 8T লোড হালকা ওজন অ স্লিপ পৃষ্ঠ

Video Description:
Discover the 3m × 4m Buoyancy Air Bag with an 8T load capacity, designed for offshore engineering and underwater salvage. Featuring a lightweight, non-slip surface, this parachute-type lifting bag ensures stable ascension with reduced lateral drift. Perfect for marine applications.