Kiem Tra Ky Thuat An Toan 9 Joint Stock Company Address: 631 Pham The Hien, Ward 4, District 8, Ho Chi Minh City Enterprise code: 0312446456 Phone: 0917988922 Representative: Nguyen Van Chi Adress: 283/30/15 Bong Sao, Ward 5, District 8, Ho Chi Minh City Ward 4, District 8, Ho Chi Minh CityFounding date: 5 - 9 - 2013