guangzhou leather portfolio, pu material or leather material 1, Direct Factory Price 2, Certification: SGS test report 1. guangzhou leather portfolio- Cover : pu or cow leather- Size: A4- Inner paper: 80 sheets 80gsm offset paper- Printing : 1- 4 Color(CMYK)- Binding : Loose-leaf binding- Surface disposal : Emboss logo (Gloss / Matt Lamination, Spot UV, UV, Foil stamping and Glittering)- Packing ...