This emergency disaster preparedness bag offers multiple size options, covering from personal portable type 12L to family group type 45L, specially designed for various disaster emergency supply storage. Made of 990D high-strength wear-resistant material, tension test strength reaches 38N. Scientific storage design can store food, drinking water, medical supplies, and other key survival materials, maintaining their effectiveness and usability. The unique sectioned storage system makes emergency supplies clearly categorized, allowing quick retrieval when needed. The product has been widely applied in global emergency management systems, providing basic survival guarantee for an average 4-person family for 72 hours, making it essential emergency reserve equipment for families, communities, and institutions.