Look up Hai Phong Port electronic invoice For any support information about electronic invoices, please contact: Sales Department Hai Phong Port Joint Stock Company. Phone: 0225.383.6109 - 090.409.3800 Email: hddtchp@haiphongport.com.vn Sales and Marketing Department Procedures Chua Ve Port Branch - Hai Phong Port Joint Stock Company Phone: 0225.362.9358 - 091.658.7263 Email: tocuoc.cv@haiphongport.com.vn Sales and Marketing Department Procedures Tan Vu Port Branch - Hai Phong Port Joint Stock Company. Phone: 0225.3629.055 - 0972.033.888 - 090.424.6981 - 077.612.7641 Email: billing.tv@haiphongport.com.vn Information Technology Center Phone: 0225.326.2957 - 091.194.6877 - 090.325.8350 Email: ithelpdesk@haiphongport.com.vn Customer Service Center Hai Phong Port Joint Stock Company. Phone: 1800 555522/Branch3 Email: ttdvkh@haiphongport.com.vn