Core tip: In November, the Bangkok tuna (bonito) trading center in Thailand continued to face downward pressure. Market news from various sources shows that in the 48th week (November 24-30), the CFR price for whole bonito raw materials fell by another 50 US dollars per ton compared to the previous week, dropping to 1,525 US dollars per ton. The sluggish sentiment in the Bangkok market quickly spread to other trading locations globally, with prices in Manta, Ecuador, also weakening.