To Chuc Su Kien, Truyen Thong Va Giai Tri Mainstream Entertaiment Joint Stock Company Address: No 05, Lane 213, Giap Nhat Street, Phuong, Thanh Xuan District, Ha Noi City Enterprise code: 0111258050 Phone: 0917773651 Representative: Tran Huu Tuan Anh Ha Noi CityFounding date: 21 - 10 - 2025