Hiron Biomedical cryo racks adopting high‑strength, low‑temperature‑resistant metallic material, the cryo storage racks feature outstanding structural stability and anti‑corrosion performance under long‑term ultra‑low‑temperature conditions. Multiple configurations including drawer‑type and side‑pull‑out designs maximize cabinet‑space utilization, enabling orderly classification and safe storage of cryovial sample boxes.