AVACF - Avance Gas Holding Ltd 2021 Q3 - Results - Earnings Call Presentation November, 25 2021 09:23 AM Avance Gas Holding Ltd The following slide deck was published by Avance Gas Holding Ltd in conjunction with their 2021 Q3 earnings call. For further details see: Avance Gas Holding Ltd 2021 Q3 - Results - Earnings Call Presentation