The ZONESUN ZS-TB822S Positioning Round Labeling Machine is engineered for precision labeling on cylindrical containers, including over-labeling existing barcodes. Equipped with a full-spectrum color sensor, it detects subtle surface variations to ensure accurate label placement every time. Ideal for cosmetics, pharmaceuticals, food, and beverage industries, it supports customizable label sizes and handles bottles from 15–110mm in diameter. With ±2mm labeling accuracy and speeds up to 20 pcs/min, this machine offers reliable performance for high-standard packaging lines.