Gammapp LTD Address: 01 My An 7, My An Ward, Ngu Hanh Son District, Da Nang City Enterprise code: 0402173919 Phone: 0919014549 Representative: Dang Minh Duc Adress: Khu A Chung Cu Xuan Phu, Xuan Phu Ward, Hue City, Thua Thien, Hue Province My An Ward, Ngu Hanh Son District, Da Nang CityFounding date: 8 - 12 - 2022