This video explains the main functions and practical uses of an automatic anodizing production line for 3C aluminum phone cases. Watch a step-by-step walkthrough of the full process—from loading and fine sandblasting to sulfuric acid anodizing, electrolytic coloring, dyeing, sealing, and drying—plus a demonstration of the gantry hoist system and PLC-controlled workflow. Ideal for B2B viewers seeking real equipment insights.