AVACF - Avance Gas Holding Ltd 2022 Q4 - Results - Earnings Call Presentation February, 28 2023 12:59 PM Avance Gas Holding Ltd The following slide deck was published by Avance Gas Holding Ltd in conjunction with their 2022 Q4 earnings call. For further details see: Avance Gas Holding Ltd 2022 Q4 - Results - Earnings Call Presentation