Core Insights - The article discusses the introduction of a new water tactical vest developed by Guangzhou police, aimed at enhancing safety during the 15th National Games, particularly in the Pearl River area [1][2] - The vest integrates tactical functions with life-saving capabilities, addressing traditional equipment shortcomings and leveraging technology for event safety [1] Group 1: Technical Features - The vest features a fully adjustable and detachable framework that accommodates various protection levels and thicknesses, improving compatibility compared to traditional vests [1] - All materials used are water-repellent or non-absorbent, combined with a quick drainage design, ensuring that the vest does not become heavy when submerged, thus reducing the physical burden on officers [1] - The neck flotation device employs a "neck buoyancy" design, proven to have the highest survival rates, which keeps the officer's mouth and nose above water, significantly reducing the risk of capsizing [1] Group 2: Practical Application - The vest is designed with the critical "golden rescue time" of 1-2 minutes in mind, providing reliable self-rescue capabilities for officers who may fall into the water [1] - The system is adaptable for various security scenarios during the games, allowing officers to quickly switch to "rescue mode" by installing the flotation component for water patrols, or revert to a standard tactical vest for land duties without needing to change equipment [2] - Guangzhou water police are now regularly patrolling the Pearl River wearing this new tactical vest, contributing to a unique visual presence during the event [2]

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