This one-way revolving door is constructed from 304 stainless steel, ensuring it is waterproof, rust-proof, wear-resistant, and durable. It features a classic silver color for versatile business use. Dimensions include a door column diameter of 7.6 cm (3 inches), total height of 100 cm (39.4 inches), arm length of 30 cm (11.8 inches), and a channel width customizable from 100-200 cm (40-80 inches). Core advantages include one-way restriction for entry only with automatic closure to prevent reverse passage, ideal for control areas. The all-stainless steel structure provides impact resistance, suitable for high-frequency use in warehouses and shopping malls. It operates with an automatic rebound via a built-in high-elasticity spring, opening with a light push and closing automatically without electricity. Safety features include bottom expansion screw fixation, anti-dumping design, and strong load-bearing capacity. The door flexibly adapts to various channel needs, such as supermarket entrances and logistics channels. Applicable scenarios cover industrial warehousing, logistics channels, supermarket and shopping mall entrances, public places like subway stations and libraries, and security inspection areas requiring one-way traffic. The packing list includes one one-way revolving door with a pre-installed spring system and an installation accessories package with expansion screws. Note that non-standard accessories like display racks must be purchased separately.