Giai Phap Cong Nghe Gretech Joint Stock Company Address: Thon, Thanh Khe District, Da Nang City Enterprise code: 0700926999 Phone: 0904861869 Representative: Pham Duy Hung Thanh Lam Commune, Thanh Liem District, Ninh Binh ProvinceFounding date: 18 - 8 - 2026