This floor-standing two-tone single sliding door tall bookcase combines functional storage and display capabilities with a modern design profile. Standing as a tall vertical storage unit, it features a matte grey finished body paired with a warm walnut-veneered sliding door, creating a balanced two-tone visual appeal. The unit includes five open display shelf tiers, accented by fluted decorative trim along its right edge and rounded top corners that soften its structured silhouette. Its single sliding door sits on horizontal tracks, spanning one section of the cabinet front while the fixed open shelving occupies the adjacent section, for a split layout that supports both concealed storage and visible display. The bookcase is built with durable, thoughtfully selected materials. Its frame and shelves are constructed from E1 grade MDF with a matte grey melamine finish, while the sliding door uses an MDF core surfaced with walnut wood veneer. The sliding track hardware is made from powder-coated black cold-rolled steel for smooth operation, and SMD 2835 warm white LED strips are integrated beneath each shelf. Matching matte grey engineered wood forms the fluted edge trim, base and rounded top trim pieces, with 18mm thick carcass panels and a 20mm thick sliding door for structural rigidity. Key practical features support flexible, safe use. The single sliding panel glides horizontally left and right along steel tracks to conceal or reveal stored items as needed. Integrated under-shelf LED strips, activated via a hidden touch switch, illuminate every open display tier to highlight placed items. Adjustable leveling feet at the base compensate for uneven floor surfaces to keep the unit stable, and an included anti-tip wall anchor secures the top rear of the cabinet to the wall to prevent forward tipping. Each shelf supports distributed loads for everyday storage and display, with rated static load capacity per shelf for regular use, and a rated total maximum load across the entire unit. The LED strips deliver a long operational lifespan, and the sliding track is tested for repeated daily use over extended periods. This bookcase suits a range of residential and light commercial spaces. It works well placed against a home office wall to store reference books, documents and display decorative work pieces, and fits naturally in living rooms to showcase curated decor, books and collectibles, with the integrated lighting adding subtle accent illumination for displayed items. It is also suitable for boutique retail spaces, small studio lounges, or shared work breakout areas where blended hidden storage and lit display is required. For procurement and installation planning, note that the unit is delivered unbranded, packaged across multiple cartons per set, with an assembly time of 40 minutes per unit. Planning should account for the total packaged weight and volume for shipping and receiving, and installation will require securing the included anti-tip anchor to a suitable wall surface for safety.