[Electronic Components Driving Up PPI Index, PPI Hits Highest Level Since November 2022] Odaily Planet Daily News: In May, the PPI inflation rate surged to 6.5%, exceeding the expected 6.4%, marking the highest level since November 2022. The core PPI inflation rate stood at 4.9%, unchanged from the revised level in April. The PPI inflation rate has now reached levels seen during the pandemic stimulus period. The likelihood of interest rate hikes continues to rise.