... General Systems Co.,Ltd is one of the leading paperback book printing manufacturers and suppliers,Website:http://www.bookprintingsz. ... :Guangdong, China (Mainland) Item:Customized softcover books printing, paperback notebooks printing Size:the size as per the clients requirement ... printing machine Packing:hard cartons and green card pallet Set up:1989years Factory size:More than 20000 square meters ...