Our Imported GoodsKraft Liner PaperWhite Liner PaperMedium PaperDuplex BoardTissue PaperStarch PowderArt Card 3-Ply Corrugated CartonStructure: One fluted layer sandwiched between two linerboards.Best For: Lightweight packaging, e-commerce shipping, and inner cartons.Advantages: Cost-effective, lightweight, and easy to handle. 5-Ply (Double Wall) Corrugated Carton Structure: Two fluted layers with three linerboards. Best For: Medium to heavy-duty packaging, industrial shipments, and export cartons. Advantages: Stronger than 3-ply, provides better cushioning and stacking strength. 7-Ply (Triple Wall) Corrugated Carton Structure: Three fluted layers with four linerboards. Best For: Heavy-duty packaging, fragile items, and bulk shipments. Advantages: High durability, maximum protection, and resistance to crushing.