--- title: "Three Major A-share Indices Edge Down at Midday; Tourism Stocks Weaken; WUXI APPTEC Limit Up Against Market on Strong Results" type: "News" locale: "en" url: "https://longbridge.com/en/news/284307618.md" description: "The three major A-share indices declined at midday, with the Shanghai Composite down 0.07%, Shenzhen Component down 0.4%, and ChiNext down 0.5%. Tourism stocks weakened significantly, while WUXI APPTEC surged to its limit-up after reporting a 26.7% YoY increase in net profit. Other notable movements included GF Securities rising 6.9% and various chip stocks showing mixed results. The central parity of RMB against USD was set at 6.8589, with the People's Bank of China injecting RMB38.5 billion through reverse repos." datetime: "2026-04-28T03:53:58.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/284307618.md) - [en](https://longbridge.com/en/news/284307618.md) - [zh-HK](https://longbridge.com/zh-HK/news/284307618.md) generator: "portal-rs" --- # Three Major A-share Indices Edge Down at Midday; Tourism Stocks Weaken; WUXI APPTEC Limit Up Against Market on Strong Results The central parity of RMB against USD was set at 6.8589, lowered by 10 bps MoM. Today (28th), the Peoples Bank of China conducted RMB43.5 billion seven-day reverse repo operations in the open market, with the operation rate unchanged at 1.4%. With RMB5 billion of reverse repos maturing today, the single-day net injection was RMB38.5 billion. The three major A-share indices edged down in the morning session. The Shanghai Composite closed at 4,083 points at midday, down 2 points or 0.07%, with turnover of RMB727.3 billion; the Shenzhen Component Index closed at 14,934 points, down 60 points or 0.4%, with turnover of RMB934.2 billion; and the ChiNext Index closed at 3,629 points, down 19 points or 0.5%, with turnover of RMB442.1 billion. Among mainland banks, ICBC (601398.SH) -0.020 (-0.266%) and CCB (601939.SH) -0.030 (-0.310%) each fell 0.3%. GF Securities (000776.SZ) +1.380 (+6.935%) surged 6.9% after its 1Q net profit increased 70.7% YoY. BYD (002594.SZ) +0.160 (+0.156%) edged up 0.2%. CATL (300750.SZ) -6.070 (-1.396%) declined 1.4%, after CATL (03750.HK) -48.000 (-7.106%) Short selling $781.35M; Ratio 35.425% placed H shares at a 7% discount, raising net proceeds of over HKD39.1 billion. International oil prices rose, lifting CNOOC (600938.SH) +0.470 (+1.211%) and PetroChina (601857.SH) +0.070 (+0.585%) by 1.2% and 0.6%, respectively. Chemical stocks advanced, with Chitianhua (600227.SH) +0.370 (+10.054%) hitting the daily limit-up. Ruifeng Polymer Materials (300243.SZ) +2.120 (+11.877%) jumped 11.9%. China Coal Energy (601898.SH) +0.950 (+5.432%) gained 5.4%, despite reporting a 3.2% YoY decline in 1Q net profit. Shipbuilding stocks moved higher, with CSSC (600150.SH) +3.150 (+8.201%) and CSSC Offshore & Marine Engineering (600685.SH) +1.310 (+4.263%) rising 8.2% and 4.3%, respectively. Tourism stocks weakened. Shaanxi Tourism (603402.SH) -12.740 (-9.645%) , Three Gorges Tourism (002627.SZ) -0.400 (-5.510%) and Lijiang Co. (002033.SZ) -0.670 (-6.594%) dropped between 5.5% and 9.6%. Chip stocks were mixed. SMIC (688981.SH) -0.780 (-0.669%) A shares fell 0.7%. Hua Hong (688347.SH) -1.260 (-0.881%) A shares slipped 0.9%. AI chipmaker Cambricon (688256.SH) +42.660 (+3.144%) rose 3.1%. Domestic GPU makers Moore Threads (688795.SH) +30.510 (+4.425%) and Muxi (688802.SH) +14.420 (+1.991%) climbed 4.4% and 2%, respectively. Montage Technology (688008.SH) -4.950 (-2.779%) reported a 61.3% YoY increase in 1Q net profit, but its shares fell 2.8%. Advanced Micro-Fabrication Equipment Inc. China (688012.SH) +15.320 (+4.352%) gained 4.4% after its 1Q net profit surged 197.2% YoY. WUXI APPTEC (603259.SH) +10.050 (+9.998%) hit limit-up after its 1Q net profit rose 26.7% YoY to RMB4.65 billion. Junshi Biosciences (688180.SH) +1.250 (+3.066%) advanced 3.1%, with its 1Q loss narrowing to RMB20.56 million. Walvax Biotechnology (300142.SZ) +0.890 (+7.448%) jumped 7.5% after its 1Q net profit surged more than 40 times YoY. Boyun New Materials (002297.SZ) +1.590 (+7.745%) rose 7.7%, with 1Q net profit increasing more than 133 times YoY. (ta/da)(HK stocks quote is delayed for at least 15 mins.Short Selling Data as at 2026-04-27 16:25.) (A Shares quote is delayed for at least 15 mins.) This article was automatically translated by AI, the Chinese version should be considered the authoritative version. 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