Telefon/WeChat/WhatsApp:+86 139 2880 8762 (Robin Li) Telefon/WeChat/WhatsApp:+86 186 7589 8775 (Roberto Zhang) Telefon/WeChat/WhatsApp:+86 139 2880 8762 (Robin Li) Telefon/WeChat/WhatsApp:+86 186 7589 8775 (Roberto Zhang) E-Mail: printbig512@gmail.com roberto@armyjetprinter.com Méindes-Freides:9 bis 18 Auer PrintBig Digital Technology Co., Ltd.No.9 Huateng Rd, Panyu District, Guangzhou, China 511499.