... (eg.perfect binding, hardbound, wire-o, saddle stitch, sewn binding)Company InformationAbout Us:Shenzhen Jinhao Printing Group was founded in 1982 ... Jinhao Color Printing Co., Ltd. Shenzhen Jingzhida Packaging Co., Ltd, Jinghaoyi HK Trading Co., Ltd., Shenzhen Honglan International Co., Ltd. with 2 plants and cover ...