$LiqTech International (LIQT.US)$Revenue reached a peak in 2...

$LiqTech International (LIQT.US)$Revenue reached a peak in 2019 after 5 years, followed by two consecutive years of decline, and operating profit only incurred a near 0 loss in 2019, with losses in the remaining 4 years. The loss in the first 3 quarters of 2022 has not improved, so there is currently no investment value.