https://www.marketscreener.com/quote/stock/HENGYI-PETROCHEMICAL-CO-L-10284585/news/Hengyi-Petrochemical-Co-Ltd-s-Equity-Buyback-announced-on-October-27-2022-has-closed-with-150-81-45181231/?utm_source=telegram&utm_medium=social&utm_campaign=share