Treasury bond futures weaken; the 30-year main contract falls 0.5%.

Treasury bond futures weakened, with the 30-year main contract falling 0.50% during the session, now quoted at 116.920 yuan. The 10-year fell 0.19%, now quoted at 109.415 yuan. The 5-year fell 0.11%, now quoted at 106.47 yuan. The 2-year fell 0.04%, now quoted at 102.568 yuan.