Shandong Jump Tech-pack Co., Ltd. Indirizz No.2 Lanhai Road, Żona ta 'teknoloġija għolja, Yantai, Shandong Ċina. E-mail thea@gpsgroup.com.cn Telefon +86 0535 8206585 +86 18660062569 WhatsApp +86 18660062569