Zentech Joint Stock Company Address: Hamlet 1, Quynh Do Hamlet, Vinh Quynh Commune, Thanh Tri District, Ha Noi City Enterprise code: 0110350342 Phone: 02035588925 Representative: Ha Thu Phuong Vinh Quynh Commune, Thanh Tri District, Ha Noi CityFounding date: 12 - 5 - 2023