| 债券名称 | Bid Price | Ask Price | 日变动 | Bid YTW | Ask YTW | 综合评级 | 信用主体 |
|---|---|---|---|---|---|---|---|
| BJPHC 1.9 03/23/2026 | 89.80 | 89.95 | 0.15 | 5.26 | 5.21 | A1 | 保障房中心 |
| HNRailway 2.2 01/26/2025 | 91.11 | 91.21 | -0.29 | 6.63 | 6.58 | A2 | 河南铁建投 |
| HNRailway 3.214 03/15/2027 | 92.28 | 92.46 | 0.18 | 5.23 | 5.18 | A2 | 河南铁建投 |
| Yuzi 3.2 07/06/2026 | 88.99 | 89.14 | 0.15 | 6.66 | 6.61 | A2 | 豫资控股 |
| Yuzi 4.25 06/28/2024 | 95.75 | 95.88 | 0.0 | 7.08 | 7.0 | A2 | 豫资控股 |
| ZGCDev 2.875 02/03/2023 | 98.75 | 98.80 | 0.0 | 8.91 | 8.67 | A2 | 中关村发展 |
| AHTrans 1.618 08/26/2026 | 87.62 | 87.77 | 0.16 | 5.28 | 5.23 | A3 | 安徽交控 |
| SCDev 2.8 08/18/2026 | 85.00 | 86.00 | 0.0 | 7.46 | 7.12 | A3 | 四川发展 |
| NJYangZi 3.625 12/05/2022 | 99.73 | 99.74 | 0.02 | 9.17 | 9.03 | BBB1 | 南京扬子国投 |
| NJYangZi 4.3 06/05/2024 | 96.20 | 96.34 | 0.02 | 6.93 | 6.83 | BBB1 | 南京扬子国投 |
| NJYangZi 4.5 12/05/2027 | 90.26 | 90.54 | 0.2 | 6.81 | 6.74 | BBB1 | 南京扬子国投 |
| CCUrban 4.3 04/27/2024 | 95.00 | 95.25 | 0.0 | 8.04 | 7.85 | BBB1 | 长发集团 |
| CCUrban 4.3 09/09/2024 | 93.00 | 93.25 | -5.0 | 8.55 | 8.39 | BBB1 | 长发集团 |
| CCUrban 5 06/14/2025 | 93.35 | 93.56 | -0.1 | 7.91 | 7.81 | BBB1 | 长发集团 |
| CDComm 2.2 12/01/2024 | 91.62 | 91.80 | 0.03 | 6.67 | 6.57 | BBB1 | 成都交投 |
| CDComm 4.75 12/13/2027 | 88.25 | 89.25 | -1.0 | 7.58 | 7.33 | BBB1 | 成都交投 |
| CDXingCheng 2.375 10/08/2026 | 87.25 | 88.25 | -0.12 | 6.11 | 5.79 | BBB1 | 成都兴城集团 |
| CDXingCheng 2.9 01/20/2026 | 93.50 | 94.50 | 0.0 | 5.15 | 4.79 | BBB1 | 成都兴城集团 |
| GSHighway 3.25 11/03/2023 | 92.00 | 92.25 | 0.0 | 12.35 | 12.05 | BBB1 | 甘肃公投 |
| GSHighway 3.5 06/10/2024 | 89.00 | 89.25 | 0.0 | 11.39 | 11.19 | BBB1 | 甘肃公投 |
| GSHighway 4.9 03/30/2025 | 88.75 | 89.25 | -0.25 | 10.38 | 10.12 | BBB1 | 甘肃公投 |
| HZWater 2.9 03/30/2025 | 92.94 | 93.15 | 0.1 | 6.15 | 6.05 | BBB1 | 杭州水务 |
| QDCityCons 3.99 04/27/2023 | 97.25 | 97.75 | 0.0 | 10.48 | 9.27 | BBB1 | 青岛城投集团 |
| QDCityCons 4 10/08/2024 | 93.75 | 94.50 | 0.0 | 7.61 | 7.16 | BBB1 | 青岛城投集团 |
| QDCityCons 4.25 12/04/2022 | 99.75 | 99.80 | 0.0 | 9.71 | 8.6 | BBB1 | 青岛城投集团 |
| QDCityCons 4.8 07/08/2025 | 90.50 | 91.50 | 0.0 | 8.91 | 8.46 | BBB1 | 青岛城投集团 |
| QDCityCons 5.95 02/12/2025 | 96.76 | 96.96 | 0.09 | 7.55 | 7.45 | BBB1 | 青岛城投集团 |
| SXCity 2.5 08/19/2026 | 85.75 | 86.75 | 0.0 | 6.87 | 6.54 | BBB1 | 绍兴城投 |
| SZSND 2.7 12/14/2023 | 97.73 | 97.83 | 0.02 | 4.9 | 4.8 | BBB1 | 苏高新 |
| WXCons 1.95 12/14/2024 | 91.00 | 92.00 | 0.0 | 6.67 | 6.12 | BBB1 | 无锡建发 |
| ZZRE 5.1 09/13/2025 | 96.00 | 97.00 | 0.0 | 6.68 | 6.27 | BBB1 | 郑地集团 |
| ZZUrban 3.8 01/16/2025 | 95.16 | 95.35 | 0.09 | 6.23 | 6.13 | BBB1 | 郑州城建 |
| ZZUrban 5.2 08/30/2025 | 98.18 | 98.43 | 0.11 | 5.93 | 5.83 | BBB1 | 郑州城建 |
| JNCityCons 2.3 11/10/2024 | 93.07 | 93.25 | 0.03 | 6.07 | 5.97 | BBB2 | 济南城市建设集团 |
| JNCityCons 2.4 09/23/2026 | 87.51 | 87.82 | 0.15 | 6.09 | 5.99 | BBB2 | 济南城市建设集团 |
| QDConson 2.8 11/04/2023 | 96.68 | 96.76 | 0.02 | 6.42 | 6.32 | BBB2 | 国信集团 |
| WHUrban 2.25 07/09/2024 | 93.25 | 93.50 | 0.0 | 6.66 | 6.49 | BBB2 | 武汉城建集团 |
| CDHiTech 2.7 10/28/2026 | 87.57 | 87.89 | -0.52 | 6.31 | 6.21 | BBB2 | 成都高投 |
| CDTianfu 4.65 05/07/2024 | 97.46 | 97.59 | -0.08 | 6.49 | 6.39 | BBB2 | 成都天投 |
| CQNanAn 4.2 07/07/2024 | 94.00 | 94.75 | 0.0 | 8.19 | 7.67 | BBB2 | 重庆南岸城建 |
| CQNanAn 4.5 08/17/2026 | 85.62 | 88.62 | 0.15 | 9.11 | 8.08 | BBB2 | 重庆南岸城建 |
| CQNanAn 4.56 06/10/2026 | 83.50 | 84.50 | 0.0 | 10.2 | 9.82 | BBB2 | 重庆南岸城建 |
| CQNanAn 4.66 06/04/2024 | 89.25 | 90.00 | 0.25 | 12.53 | 11.94 | BBB2 | 重庆南岸城建 |
| CQNanAn 4.98 05/06/2025 | 94.25 | 95.25 | 0.0 | 7.58 | 7.11 | BBB2 | 重庆南岸城建 |
| GXCommun 2.95 10/30/2025 | 91.00 | 91.50 | 0.0 | 6.34 | 6.14 | BBB2 | 广西交投 |
| GXCommun 3.95 07/12/2025 | 93.50 | 94.50 | 0.0 | 6.66 | 6.23 | BBB2 | 广西交投 |
| HBScienceInv 2.9 10/28/2025 | 89.00 | 90.00 | 0.0 | 7.11 | 6.7 | BBB2 | 湖北科投 |
| HNFarms 3 02/03/2024 | 94.00 | 94.25 | 0.0 | 8.31 | 8.08 | BBB2 | 海南农垦集团 |
| HNXiangjiang 2.65 10/27/2026 | 88.94 | 89.26 | 0.17 | 5.83 | 5.73 | BBB2 | 湘江集团 |
| JNHiTech 2.5 06/23/2024 | 99.63 | 100.38 | 0.0 | 2.74 | 2.26 | BBB2 | 济高控股 |
| JNHiTech 2.8 11/22/2024 | 93.25 | 94.25 | 0.0 | 6.43 | 5.87 | BBB2 | 济高控股 |
| JNHiTech 3.3 12/14/2023 | 96.25 | 97.00 | 0.0 | 6.99 | 6.23 | BBB2 | 济高控股 |
| JNHiTech 5.5 08/09/2025 | 100.38 | 101.38 | 0.0 | 5.35 | 4.95 | BBB2 | 济高控股 |
| QDCProsperity 2.98 03/04/2024 | 92.40 | 92.52 | 0.03 | 9.34 | 9.24 | BBB2 | 华通集团 |
| QDCProsperity 3.35 08/13/2023 | 96.27 | 96.34 | 0.02 | 8.68 | 8.58 | BBB2 | 华通集团 |
| QDCProsperity 5 03/20/2023 | 98.00 | 98.50 | 0.0 | 11.03 | 9.49 | BBB2 | 华通集团 |
| ShokaiGroup 3.25 07/15/2026 | 74.88 | 75.88 | 0.62 | 11.92 | 11.51 | BBB2 | 首开集团 |
| TZInfra 2.05 09/02/2024 | 92.00 | 92.75 | 0.0 | 6.88 | 6.4 | BBB2 | 台州城投 |
| TZInfra 2.65 10/22/2023 | 95.00 | 95.75 | 0.0 | 8.36 | 7.47 | BBB2 | 台州城投 |
| YZUrbanCons 3.02 08/24/2023 | 97.50 | 98.25 | 0.0 | 6.41 | 5.37 | BBB2 | 扬州城控 |
| ZZXinggang 3.4 06/17/2023 | 97.46 | 97.51 | 0.04 | 7.96 | 7.86 | BBB2 | 河南航空港投资集团 |
| ZZXinggang 4.7 04/01/2025 | 94.75 | 95.75 | 0.0 | 7.14 | 6.67 | BBB2 | 河南航空港投资集团 |
| HZCityInv 2.85 01/25/2025 | 91.50 | 92.50 | 0.0 | 7.11 | 6.59 | BBB3 | 湖州城投 |
| HZCityInv 2.95 10/28/2026 | 88.00 | 89.00 | 0.0 | 6.44 | 6.13 | BBB3 | 湖州城投 |
| HZCityInv 3.15 07/30/2023 | 97.15 | 97.22 | 0.01 | 7.39 | 7.29 | BBB3 | 湖州城投 |
| JXCityInv 2.6 10/29/2023 | 95.50 | 96.25 | 0.0 | 7.61 | 6.75 | BBB3 | 嘉城集团 |
| NBYincheng 2.15 08/11/2024 | 91.43 | 91.58 | 0.03 | 7.52 | 7.42 | BBB3 | 宁波鄞城 |
| TYLongcheng 3.7 06/26/2023 | 97.27 | 97.32 | 0.02 | 8.41 | 8.31 | BBB3 | 太原龙城 |
| YWSOCO 3.15 08/11/2023 | 97.50 | 97.75 | 0.0 | 6.7 | 6.34 | BBB3 | 义乌市国资运营公司 |
| YWSOCO 4 02/18/2025 | 94.50 | 95.00 | 0.0 | 6.67 | 6.42 | BBB3 | 义乌市国资运营公司 |
| YWSOCO 4.1 10/20/2025 | 93.23 | 93.48 | 0.16 | 6.69 | 6.59 | BBB3 | 义乌市国资运营公司 |
| CDUrban 3 11/04/2023 | 96.50 | 97.25 | 0.0 | 6.82 | 5.99 | BBB3 | 常德城投 |
| CDUrban 5.7 08/26/2025 | 100.00 | 101.00 | 0.0 | 5.7 | 5.3 | BBB3 | 常德城投 |
| CQLogistics 4.3 09/26/2024 | 88.38 | 89.13 | -0.38 | 11.42 | 10.93 | BBB3 | 重庆国际物流 |
| CQLogistics 5.3 08/20/2024 | 86.00 | 86.75 | 0.0 | 14.61 | 14.06 | BBB3 | 重庆国际物流 |
| CZEastern 3 01/19/2024 | 94.50 | 95.25 | 0.0 | 8.01 | 7.31 | BBB3 | 常州东方新城建设集团 |
| GZDev 4.5 04/14/2025 | 96.25 | 96.75 | -0.12 | 6.2 | 5.97 | BBB3 | 赣州发展 |
| HZFuyang 3.2 06/25/2026 | 91.75 | 92.75 | -0.12 | 5.77 | 5.44 | BBB3 | 杭州富阳城投 |
| HZJianggan 2.8 09/29/2023 | 97.36 | 97.44 | 0.04 | 5.98 | 5.88 | BBB3 | 杭州上城城建 |
| HZSCCons 2.25 08/12/2024 | 92.23 | 92.38 | -0.04 | 7.09 | 6.99 | BBB3 | 杭州上城城建 |
| JJMunDev 3.45 06/01/2024 | 95.25 | 96.00 | 0.0 | 6.76 | 6.22 | BBB3 | 九江城发集团 |
| LYCityDev 5.2 06/24/2025 | 96.75 | 97.75 | 0.0 | 6.58 | 6.15 | BBB3 | 临沂城发集团 |
| LYCityInv 2.6 07/06/2024 | 93.00 | 93.75 | 0.0 | 7.22 | 6.7 | BBB3 | 临沂城投 |
| LYCityInv 3 09/16/2023 | 96.00 | 96.75 | 0.0 | 8.08 | 7.1 | BBB3 | 临沂城投 |
| NNCommInv 3.5 05/27/2024 | 95.00 | 95.75 | 0.0 | 7.01 | 6.47 | BBB3 | 南宁交投集团 |
| PHSOAH 2.2 09/24/2024 | 91.64 | 91.80 | 0.08 | 7.1 | 7.0 | BBB3 | 平湖国资 |
| QDJZBay 3.2 03/03/2025 | 95.00 | 96.00 | 0.0 | 5.55 | 5.07 | BBB3 | 青岛胶州湾发展 |
| QDJZBay 3.4 06/07/2024 | 90.75 | 91.50 | 0.0 | 9.97 | 9.41 | BBB3 | 青岛胶州湾发展 |
| QDJZBay 4.9 06/16/2025 | 94.00 | 95.00 | 0.0 | 7.5 | 7.05 | BBB3 | 青岛胶州湾发展 |
| SRInv 4.3 01/16/2023 | 99.00 | 99.05 | 0.0 | 10.46 | 10.15 | BBB3 | 上饶投控 |
| SXShangyu 3.3 11/19/2026 | 87.97 | 88.29 | -0.48 | 6.78 | 6.68 | BBB3 | 上虞城建 |
| SXSYCapital 2.95 03/16/2024 | 94.85 | 94.97 | 0.03 | 7.08 | 6.98 | BBB3 | 上虞国资 |
| SXSYCapital 3.55 03/16/2026 | 93.50 | 94.50 | 0.0 | 5.72 | 5.38 | BBB3 | 上虞国资 |
| SXSYCapital 4.18 12/04/2022 | 99.95 | 99.96 | 0.0 | 5.19 | 5.1 | BBB3 | 上虞国资 |
| SXSYCapital 5.2 09/21/2025 | 99.63 | 100.63 | 0.0 | 5.34 | 4.96 | BBB3 | 上虞国资 |
| WFUrbanCons 2.6 09/27/2024 | 93.00 | 93.25 | 0.0 | 6.66 | 6.51 | BBB3 | 潍坊城投集团 |
| YCDev 4.2 12/03/2022 | 99.83 | 99.83 | 0.01 | 8.18 | 8.09 | BBB3 | 宜春发展 |
| YNEnergy 3.5 08/20/2023 | 94.00 | 94.75 | 0.0 | 12.03 | 10.91 | BBB3 | 云南能投 |
| YNEnergy 4.5 Perp | 90.88 | 92.38 | 0.0 | 17.86 | 15.51 | BBB3 | 云南能投 |
| YNEnergy 5.3 04/21/2025 | 95.50 | 96.50 | 0.0 | 7.36 | 6.89 | BBB3 | 云南能投 |
| YYCons 4.6 04/26/2025 | 96.75 | 97.75 | 0.0 | 6.05 | 5.6 | BBB3 | 岳阳城投集团 |
| ZhangLong 3.45 12/19/2023 | 96.25 | 97.00 | 0.0 | 7.1 | 6.35 | BBB3 | 福建漳龙集团 |
| ZhangLong 4.8 06/20/2025 | 95.51 | 95.74 | 0.1 | 6.72 | 6.62 | BBB3 | 福建漳龙集团 |
| ZZCity 4.6 03/29/2025 | 93.63 | 94.13 | 0.0 | 7.59 | 7.35 | BBB3 | 株洲城发集团 |
| ZZJiulongjiang 4.7 07/27/2025 | 94.00 | 95.00 | 0.0 | 7.19 | 6.76 | BBB3 | 九龙江集团 |
| CDAirport 4.5 04/28/2025 | 99.25 | 100.25 | 0.0 | 4.83 | 4.39 | BB1 | 成都空港兴城集团 |
| KMHousing 5.5 07/08/2024 | 98.00 | 98.75 | 0.0 | 6.8 | 6.31 | BB1 | 昆明公租房公司 |
| SRCityCons 4.375 10/21/2023 | 97.38 | 98.13 | 0.0 | 7.36 | 6.49 | BB1 | 上饶城投 |
| YZETDZ 4 04/14/2025 | 94.75 | 95.75 | 0.0 | 6.39 | 5.92 | BB1 | 扬州经开 |
| ZZTrans 4.98 06/01/2025 | 96.75 | 97.75 | 0.0 | 6.39 | 5.95 | BB1 | 漳州交通 |
| YCTongLian 4.45 06/10/2023 | 88.63 | 89.38 | 0.0 | 27.67 | 25.97 | BB2 | 银川通联 |
| CDETDZ 5.3 12/07/2024 | 96.50 | 97.50 | 0.0 | 7.16 | 6.62 | BB2 | 成都经开国投 |
| KMIndustrial 5.5 10/09/2023 | 95.25 | 96.00 | 0.0 | 11.23 | 10.3 | BB2 | 昆明产投 |
| KMIndustrial 6.1 02/25/2023 | 96.25 | 96.75 | 0.0 | 20.5 | 18.5 | BB2 | 昆明产投 |
| TZHuaxin 5 02/22/2024 | 103.50 | 104.25 | 0.0 | 2.17 | 1.58 | BB2 | 泰州华信 |
| BBGaoxin 3.6 12/05/2022 | 100.00 | 100.05 | 0.0 | 3.54 | 2.5 | 蚌埠高投 | — |
| BBGaoxin 4.1 01/21/2023 | 100.00 | 100.05 | 0.0 | 4.05 | 3.76 | 蚌埠高投 | — |
| CFDSHolding 2.1 12/25/2024 | 93.86 | 94.05 | 0.03 | 5.22 | 5.12 | 曹妃甸国控 | — |
| DYInv 7 11/22/2022 | 99.96 | 99.96 | 0.01 | 10.08 | 9.99 | 丹阳投资集团 | — |
| FGCons 2.1 01/25/2025 | 94.23 | 94.42 | 0.09 | 4.92 | 4.82 | 富港建设集团 | — |
| FGCons 2.1 01/25/2025 | 94.23 | 94.42 | 0.09 | 4.92 | 4.82 | 富港建设集团 | — |
| FGCons 2.1 01/25/2025 | 94.23 | 94.42 | 0.09 | 4.92 | 4.82 | 富港建设集团 | — |
| HHDev 7 05/08/2023 | 100.25 | 100.75 | 0.0 | 6.44 | 5.36 | 红河发展集团 | — |
| HZLinjiang 5.3 12/04/2022 | 99.56 | 99.56 | 0.03 | 14.93 | 14.84 | 杭州临江 | — |
| HZMoganshan 3.4 01/24/2025 | 93.98 | 94.17 | 0.09 | 6.4 | 6.3 | 湖州莫干山高新 | — |
| HZQiantang 3.2 08/18/2023 | 96.75 | 97.50 | 0.0 | 7.73 | 6.66 | 杭州钱塘建投 | — |
| JAJinluling 4 03/10/2023 | 95.51 | 95.54 | 0.03 | 19.13 | 19.03 | 吉安井开区金庐陵 | — |
| JNHighTech 5.5 05/27/2023 | 98.03 | 98.08 | 0.02 | 9.42 | 9.32 | 济宁高新城建 | — |
| JNLixia 3.4 11/16/2024 | 95.50 | 96.50 | 0.0 | 5.82 | 5.27 | 济南历下控股 | — |
| JSGaokai 2.1 01/24/2025 | 93.88 | 94.07 | 0.09 | 5.1 | 5.0 | 江苏皋开投资发展集团 | — |
| JSKewei 1.98 11/24/2024 | 100.80 | 101.03 | 0.0 | 1.58 | 1.46 | 江苏科维控股集团 | — |
| JSKewei 3.2 08/27/2023 | 96.00 | 96.75 | 0.0 | 8.64 | 7.59 | 江苏科维控股集团 | — |
| JTGuofa 7 12/10/2022 | 100.00 | 100.05 | 0.0 | 6.79 | 5.99 | 金坛国发 | — |
| NCJinkai 1.98 03/25/2024 | 100.58 | 100.75 | 0.0 | 1.55 | 1.42 | 南昌金开集团 | — |
| NJLishuiUrban 2.45 11/23/2022 | 100.33 | 100.37 | 0.0 | -21.0 | -23.9 | 溧水城建集团 | — |
| NJLuhe 1.9 12/22/2022 | 100.13 | 100.18 | 0.0 | 0.56 | 0.05 | 南京六合经开 | — |
| PDSOAMC 5.75 04/28/2023 | 100.25 | 100.75 | 0.0 | 5.16 | 4.02 | 平度国资 | — |
| RGEco 5.95 01/22/2023 | 99.18 | 99.19 | 0.02 | 10.47 | 10.37 | 如皋经开 | — |
| ShengzhouInv 4.08 06/24/2023 | 100.00 | 100.75 | 0.0 | 4.07 | 2.81 | 嵊州投控 | — |
| ShengzhouInv 6 01/15/2023 | 99.75 | 99.80 | 0.0 | 7.44 | 7.13 | 嵊州投控 | — |
| SXAirport 6.5 05/25/2023 | 102.75 | 103.50 | 0.0 | 1.17 | -0.23 | 陕西西咸空港 | — |
| SXFengXi 3.5 11/22/2022 | 99.97 | 99.97 | 0.01 | 6.36 | 6.27 | 沣西城建 | — |
| TZXinBinJiang 7 04/02/2023 | 99.63 | 100.13 | 0.0 | 7.97 | 6.6 | 泰州新滨江 | — |
| WXHengting 2.05 09/24/2024 | 100.90 | 101.12 | 0.0 | 1.56 | 1.44 | 无锡恒廷实业 | — |
| XAAero 3.95 05/26/2023 | 98.07 | 98.12 | 0.03 | 7.8 | 7.7 | 西安航天产发 | — |
| XAAero 6.5 03/12/2023 | 100.00 | 100.50 | 0.0 | 6.42 | 4.84 | 西安航天产发 | — |
| XAQujiang 5.5 03/04/2023 | 95.96 | 95.98 | 0.05 | 19.81 | 19.71 | 曲江文控 | — |
| XTUrban 4 06/02/2023 | 99.38 | 100.13 | 0.0 | 5.19 | 3.76 | 湘潭城发集团 | — |
| XZETDZ 4.5 11/12/2023 | 99.25 | 100.00 | 0.0 | 5.29 | 4.5 | 徐州经开国资 | — |
| XZHiTech 6 12/02/2022 | 99.85 | 99.85 | 0.01 | 9.58 | 9.51 | 徐州高新区 | — |
| YNCons 5.1 07/21/2023 | 96.50 | 97.25 | 0.0 | 10.59 | 9.38 | 云南建投 | — |
| ZHHengQin 3.8 11/27/2022 | 99.63 | 99.65 | -0.25 | 18.53 | 17.54 | 横琴集团 | — |
| ZJAMC 3.2 10/18/2024 | 97.00 | 97.75 | 0.0 | 4.86 | 4.44 | 诸暨国资 | — |
| ZJCultural 7.5 11/22/2022 | 99.33 | 99.33 | 0.17 | 65.83 | 65.74 | 镇江文旅 | — |
| ZJTrans 7 11/28/2022 | 99.76 | 99.76 | 0.02 | 15.14 | 15.07 | 镇江交产 | — |
| ZJXinchang 3.9 02/04/2024 | 99.25 | 100.00 | 0.0 | 4.54 | 3.9 | 浙江新昌投资 | — |
| ZYRoad 7.2 05/31/2025 | 115.85 | 116.16 | 0.0 | 0.86 | 0.75 | 遵义道桥 | — |
* 以上所有价格仅供参考。
©️未经许可，禁止转载、摘编、复制及建立镜像等任何使用。