 Polymetal International PLC LSE:POLY suggested its dividends for 2021 and 2022 would be affected by a decline in operating cash flows amid logistical and cost issues related to Russian sanctions and Covid restrictions in China. But the Russia- and Kazakhstan-based group, whose shares have been one of the most popular for retail investors in recent months after a near 90 plunge after the invasion of Ukraine, said its gold and silver mining operations continue undisrupted in recent months, with sales of gold continuing to Asian markets. 