Knowledge

The diameter of the lifebuoy should not exceed 800mm, and the nominal diameter should not be less than 400mm. The specification of 1.5KG juvenile and

Marine lifebuoy refers to a type of lifesaving equipment on the water, usually made of cork, styrofoam, or other lightweight materials with a small sp

A lifebuoy is a type of water lifesaving equipment, usually made of cork, styrofoam, or other lightweight materials with a small specific gravity, and

For a long time, China has lacked product standards and test method standards for foam for life jackets, and the production relies on the subjective j

Generally, we use marine life jackets. The inside of the material is made of EVA foam, which is compressed and 3D molded, and its thickness is about 4

There are five water sports: swimming, sailing, rowing, kayaking, and water polo. Due to the current popularity of water sports, coupled with the incr

Determine the purpose of the life jacket light. Will it be used for commercial or personal purposes? This will help you to select the appropriate type

The fire is ruthless. In the event of a fire, the students must keep a clear head, race against time, and leave quickly. In case of being trapped by f