(4.2021) Disclosure of transaction with related parties
https://file.hstatic.net/1000223142/file/cbtt-_giao_dich_voi_cac_ben_lien_quan_94ce32441b1c4dfda40d95fb5e2205a0.pdf
https://file.hstatic.net/1000223142/file/cbtt-_giao_dich_voi_cac_ben_lien_quan_94ce32441b1c4dfda40d95fb5e2205a0.pdf