Dich Vu - Ky Thuat Khang Son LTD Address: Doi Soc Quarter, Phu Chan Ward, Tu Son City, Bac Ninh Province Enterprise code: 2301245430 Phone: 02396947412 Representative: Nguyen Duc Tuyen Phu Chan Ward, Tu Son City, Bac Ninh ProvinceFounding date: 24 - 5 - 2023