Son Smarta Joint Stock Company Address: No 478, Hung Vuong Street, Dong Tam Ward, Vinh Yen City, Vinh Phuc Province Enterprise code: 2500479384 Phone: 02113686889 Representative: Pham Ngoc Tuan Adress: Khu 07, Nguyet Duc Commune, Yen Lac District, Vinh Phuc Province Dong Tam Ward, Vinh Yen City, Vinh Phuc ProvinceFounding date: 23 - 5 - 2012