https://www.zonebourse.com/cours/action/HAITONG-SECURITIES-CO-LTD-9059381/actualite/Haitong-Securities-Co-SHSE-600837-annonce-un-rachat-d-actions-pour-une-valeur-de-600-millions-CNY-45846513/?utm_source=telegram&utm_medium=social&utm_campaign=share