Shenzhen Yifeng Package,Website:http://www.printstandupbags.com, based in Shenzhen, Guangdong China, has been providing effective packaging solutions to countries all around the world for more than 15 years. We are a leader specialized in plastic flexible package printing and bags converting of multiply laminated film such as zip top stand up pouches, foil side gusset bag, retort pouch, vacuum-packed pouches , coffee bags and tea bags, kraft paper bags, roll films...