Tensions between the US and Iran have eased. The central parity rate of RMB against USD was set at 6.8349, adjusted up by 48 bps MoM. The Peoples Bank of China conducted RMB100 billion of seven-day reverse repos in the open market today (21st), with the operation rate unchanged at 1.4%. Meanwhile, RMB500 million of reverse repos matured, resulting in a net injection of RMB99.5 billion in a single day. The three major A-share indices opened 0.3% to 1% higher, with gains narrowing by midday.The Shanghai Composite Index closed at 4,162 at midday, nearly flat, with turnover of RMB964.464 billion. The Shenzhen Component Index rose 92 points, or 0.6%, to 15,662, with turnover of RMB1.14 trillion. The ChiNext Index gained 20 points, or 0.5%, to 3,942, with turnover of RMB541.652 billion.Related NewsFixed Asset Investment (YTD) YoY for Apr in China is -1.6%, lower than the previous value of 1.7%. The forecast was 1.6%.Among mainland banks, ICBC (601398.SH) +0.030 (+0.420%) rose 0.6%, while CCB (601939.SH) +0.050 (+0.498%) gained 1.6%. In the insurance sector, CHINA LIFE (601628.SH) -0.230 (-0.675%) fell 0.4%, while CHINA PACIFIC INSURANCE (601601.SH) -0.150 (-0.455%) edged up 0.1%. In addition, BYD Company (002594.SZ) +0.240 (+0.257%) climbed 1.5%, and CONTEMPORARY AMPEREX (300750.SZ) -0.470 (-0.114%) advanced 0.8%.A-share "new stock king" SEMIGHT INSTRUMENTS (688808.SH) +225.000 (+14.706%) slipped 0.1% to RMB1,572.91, with turnover of RMB3.047 billion and total market capitalization of RMB161.485 billion. KWEICHOW MOUTAI (600519.SH) -20.800 (-1.587%) rose 0.1% to RMB1,316.9, with turnover of RMB3.185 billion and total market capitalization of RMB1.65 trillion.In the chip sector, SMIC (688981.SH) +4.110 (+3.231%) and HUA HONG (688347.SH) +10.000 (+5.917%) both fell 0.6%.Related NewsLoan Prime Rate 1Y for May 2026 in China is 3.00%, unchanged from its last period. The forecast was 3%.AI chipmaker CAMBRICON (688256.SH) -4.900 (-0.380%) declined 2.4%. Domestic GPU makers METAX (688802.SH) +4.850 (+0.670%) and MOORE THREADS (688795.SH) -0.850 (-0.123%) dropped 3.9% and 0.9%, respectively. LQKJ (688008.SH) +9.660 (+3.685%) surged 5.3%. Optical fibre producer YANGTZE OPTICAL FIBRE (601869.SH) +12.860 (+3.422%) fell 2.9%. Memory chip firm GIGADEVICE (603986.SH) +36.840 (+8.530%) edged down 0.8%.The humanoid robot sector performed strongly, with SWANCOR ADVANCED MATERIALS (688585.SH) -4.660 (-2.483%) soaring 13.8%, while BEITE TECH (603009.SH) +2.970 (+5.320%) hit the daily limit up. (jl/u)(A Shares quote is delayed for at least 15 mins.)
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