We Sum Technology Vinh Phuc LTD Address: Tang1/tang 2, Nha Xuong X6, X7, Binh Xuyen Industrial Zone, Dao Duc Town, Binh Xuyen District, Vinh Phuc Province Enterprise code: 2500729482 Phone: 0931518188 Binh Xuyen District, Vinh Phuc ProvinceFounding date: