bought 0.3 it says 9.78kg, tried 3 times (pieces of a meter or less) to lift a weight of 8 kg, it’s useless, it breaks. 1 time I tried to break with a steelyard, it broke off (not in knots, but approximately in the middle) a little over 4 kg. I didn’t find the production date on the packaging. I probably got a marriage (or maybe everyone is doing this now, and not only fishing lines)) (a conspiracy of manufacturers). I was looking for real tests of lines for a long time, I found one fisherman…