Phat Trien Do Choi Tri Tue Va Ky Nang Choi Joint Stock Company Address: No 107, 318 La Thanh Lane, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0109763056 Phone: 0968676792 Representative: Nguyen Phuc Thien O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 5 - 10 - 2021