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  According to the "Administrative Measures for Information Disclosure of Listed Companies", listed companies, as information disclosure obligors, shall truthfully, accurately, promptly and completely disclose to the market the information disclosed in accordance with the law and voluntarily. These publicly disclosed information include but are not limited to the basic situation of the company, major accounting data and financial indicators, shareholder shareholdings, executive compensation, etc. Information disclosure by listed companies is an important basis for government supervision and investor behavior. The combination of effective administrative supervision and market supervision has formed a dual-track effect to promote the stable and orderly development of the securities market.

  CnOpenData has launched supply chain data for A-share listed companies, including the total table of the top five customers of listed companies, the detailed table of major customers of listed companies, the total table of the top five suppliers of listed companies, and the detailed table of major suppliers of listed companies.


Time Range

2001-2023


Field Display

< td>Sales volume of the top five customers (%)
A-share listed company top five customers summary table field A-share listed company main customer detail table field A-share listed company top five suppliers summary table field A-share listed company main supplier detail table field
Securities Code Securities Code Securities Code Securities Code
Securities Name Securities Name Securities Abbreviation Securities Voucher abbreviation
Reporting period Reporting period Reporting period Reporting period
Sales of the top five customers (RMB) Serial number Purchasing amount of the top five suppliers (RMB) Serial number
Customer name Purchase volume of the top five suppliers (%) Supplier name
Sales volume (RMB) Purchase volume (RMB)
Sales volume share (%) Purchasing volume share (%)

Sample data

A-share listed companies top five customers total table

< td>Lepu Medical < td>Anke BiotechnologyAier Eye Hospital < td>Dayu Water SavingYangpu Medical < td>Jinlong Electromechanical < td>Gangyan Gaona " 18.74
Securities name Reporting period Top five customers sales volume (RMB) Top five customers sales volume share (%)
Sun Cable 2020-12-31 2696371839.1 33.94
Jinzai Food 2020-12-31 111027258.94 12.21
Zhongyan Dadi 2020-12-31 762703060.02 67.54
Huhua shares 2020-12-31 148157342.05 26.63
Tianyuan shares 2020-12-31 324782271.9 31.99
Shengxun Shares 2020-12-31 179618349.56 58.32
Jingyeda 2020-12-31 147306628.75 2 4.52
Bai Ya Shares 2020-12-31 289496553 23.14
Zhi Zhen Technology 2020-12-31 397259314.22 89.56
Kaipu Testing 2020-12-31 37758148.1 22.82
Zhongtian Rocket 2020-12-31 395444350.59 45.81
Te Ruide 2020-12-31 376113510.52 5.07
China Taiyue 2020-12-31 3000940111.1 8 3.47
2020-12-31 563233624.49 7.01
Nanfeng Shares 2020-12-31 282266460.99 35.36
Pathfinder 2020-12-31 249536672.25 27.36
Laimei Pharmaceutical 2020-12-31 213902174.16 13.51
Hanwei Technology 2020-12-31 112765897.23 5.81
Tianhai Defense 2020-12-31 303780693.88 45.2
2020-12-31 206170684.21 12.12
Doushen Education 2020-12-31 158859487.32 1 1.46
Dinghan Technology 2020-12-31 768377064.37 63.69
Huace Testing 2020-12-31 128716553.9 3.61
Xinning Logistics 2020-12-31 222964749.5 27.64
Eve Energy 2020-12-31 3358565853 41.15
2020-12-31 59449913.98 0.5
Beilu Pharmaceutical 2020-12-31 147213394.07 17.79
Wangsu Technology 2020-12-31 2452364896.4 43.13
Zhongyuan Shares 2020-12-31 43809894.36 10.78
Silicon Technology 2020-12-31 184264024.63 12.09
Yinjiang Technology 2020-12-31 410666442.44 19.21
2020-12-31 470787444.74 22.68
Gifon Technology 2020-12-31 206613860 8.27
*ST Baode 2020-12-31 26700480.9 81.79
Robot 2020-12-31 554297419.73 20.84
华Star Venture 2020-12-31 713790922.59 89.87
Hongri Pharmaceutical 2020-12-31 611605571.77 9.43
Hua Friendship Brothers 2020-12-31 1482174163.6 98.81
*ST Tianlong 2020-12-31 105585995.92 93.8 3
2020-12-31 246232691.69 26.79
Baotong Technology 2020-12-31 1468116618.1 55.65
2020-12-31 664039928.28 38.11
Flush 2020-12-31 532571035.67 18.73
2020-12-31 674765037.65 42.57
Zhongke Electric 2020-12-31 611926012.15 55.52
Supermap Software 2020-12-31 102207715.29 6.35
Xinzhoubang 2020-12-31 827167473.45 27 .94
Jiuzhou Group 2020-12-31 743327997.92 58.08

List of major customers of A-share listed companies

4 td> < td>11942088.35 Keyun.com109193580.3 < td>Three US Nasdaq-listed pharmaceutical companies
Security name Reporting period Serial number Customer name Sales (yuan) Sales share (%)
Fuao Shares 2020-12-31 1 FAW-Volkswagen Automobile Co., Ltd. 3159632344.56 28.43
Fuao Shares 2020-12-31 2 FAW Jiefang Automobile Co., Ltd. 2537645683.99 22.83
Fuao Shares 2020-12-31 3 China First Automobile Co., Ltd. 1013172975.43 9.12
Fuao Shares 2020-12-31 FAW Jiefang Qingdao Automobile Co., Ltd. 778907050.66 7.01
Fuao Shares 2020-12-31 5 FAW Bestune Car Co., Ltd. 680283756.16 6.12
Oriental Shenghong 2020-12-31 1 Customer 1 775874819.43 3.41
Oriental Shenghong 2020-12-312 Customer 2 566187637.22 2.49
Oriental Shenghong 2020-12-31 3 Customer 3 526166371 .63 2.3 1
Oriental Shenghong 2020-12-31 4 Customer 4 459862354.49 2.02
Oriental Shenghong 2020-12-31 5< /td> Customer 5 457681415.88 2.01
Zhangjiajie 2020-12-31 1 Zhangjiajie Comfort International Travel Agency Co., Ltd. 3307744.91 1.95
Zhangjiajie 2020-12-31 2 Zhangjiajie Spring International Travel Agency Co., Ltd. 1908543 1.13
Zhangjiajie 2020-12-31 3 Zhangjiajie Overseas International Travel Agency Co., Ltd. 1645654.64 0.97
Zhangjiajie 2020-12-31 4 Zhangjiajie Zhongyi International Travel Agency Co., Ltd. 1617451.63 0.96
Zhangjiajie 2020-12-31 5 Zhangjiajie Xiaoyaoxing International Travel Agency Co., Ltd. 1348035.6 0.8
Iceberg Cold and Hot 2020-12 -31 1 Panasonic Cold Chain (Dalian) Co., Ltd. 93027572.31 5.39
Iceberg Cold and Hot 2020-12-31 2 Panasonic Refrigeration (Dalian) Co., Ltd. 4533 8115.66 2.62
Iceberg cold and hot 2020-12-31 3 Wuyuan County Runhaiyuan Industrial Co., Ltd. 44291418.17 2.56
Iceberg cold and hot 2020-12-31 4 BAC Dalian Co., Ltd. 37735772.48 2.18
Iceberg Cold and Hot 2020-12-31 5 Panasonic Refrigeration System (Dalian) Co., Ltd. /td> 30951802.17 1.79
Nan Guo Real Estate 2020-12-31 1 Wuhan Urban Investment Development Co., Ltd. 839357874.19 20.85
Nan Guo Real Estate 2020-12-31 2 Hubei Supply and Marketing Cooperatives Asset Management Company 280098308.57 6.96
Nan Guo Real Estate 2020-12-31 3< /td> Hubei Yinfeng Industrial Group Co., Ltd. 90598422.86 2.25
Nan Guo Real Estate 2020-12-31 4 Hubei Cooperation Investment Group Co., Ltd. 90121371.43 2.24
Nan Guo Real Estate 2020-12-31 5 Hubei Agricultural Production Materials Holding Group Co., Ltd. 88806651.43 2.21
Zhongke Cloud Network 2 020-12-31 1 Oriental Fashion Investment Co., Ltd. 15869811.32 5.83
Zhongke Cloud Network 2020-12-31 2 Beijing Zhongzhengbao Information Technology Co., Ltd. 4.39
Zhongke Cloud Network 2020-12-31 3 Taikang Life Insurance Co., Ltd. 7850124.45 2.89
Zhongke Cloud Network 2020-12-31 3 Taikang Life Insurance Co., Ltd. 7850124.45 2.89
Zhongke Cloud Network 2020-12-31 4 Central Government Depository and Clearing Co., Ltd. 7796110.81 2.87
China Science Cloud Network 2020-12-31 5 Three Gorges University< /td> 4555962.03 1.67
Beixin Road Bridge 2020-12-31 1 Sichuan Beixin Tianzhao Investment Development Co., Ltd. 3123482109.23 36.96
Beixin Road Bridge 2020-12-31 2 Chongqing Beixin Yuchang Expressway Construction Co., Ltd. 1712025610.9 20.26
Beixin Road Bridge 2020-12-31 3 Chongqing Beixin Tianchen Construction Development Co., Ltd. 552478794.76 6.54
Beixin Road Bridge 2020-12-31 4 Xinjiang Ata Railway Co., Ltd. 467050214.97 5.53
Beixin Road Bridge 2020-12-31 5 Yunnan Tongda Expressway Expansion Engineering Co., Ltd. 318878457.55 3.77
Xiangxue Pharmaceutical 2020-12-31 1 Guangdong General Pharmaceutical Co., Ltd. 167017462.96 5.44
Xiangxue Pharmaceutical 2020-12-31 2 Shandong University of Traditional Chinese Medicine Affiliated Hospital 3.55
Xiangxue Pharmaceuticals 2020-12-31 3 Beijing Zhengzhongtang Pharmaceutical Co., Ltd. 96463257.14 3.14
Xiangxue Pharmaceuticals 2020-12-31 4 Wujiang Shanghai Cai Tongdetang Chinese Medicine Pieces Co., Ltd. 94973210.61 3.09
Xiangxue Pharmaceuticals 2020-12-31 5 Guangzhou Pharmaceutical Co., Ltd. 75841448.14 2.47
Tianzhou Culture 2020-12-31 1 Customer A 106459112.99 12.56
Tianzhou Culture 2020-12-31 2 Customer B 43353863.68 5.11
Tianzhou Culture 2020-12-31 3 Customer C< /td> 34951088.7 4.12
Tianzhou Culture 2020-12-31 4 Customer D 31151690.77 3.67
Tianzhou Culture< /td> 2020-12-31 5 Customer E 21076381.5 2.49
Ruizhi Pharmaceuticals 2020-12-31 1 Enterprises controlled by Director Hui Xin (then Chairman) and his family 72868715.32 4.92
Ruizhi Pharmaceuticals 2020-12-31 2 Nasdaq-listed pharmaceutical companies in the United States 57018601.03 3.85
Ruizhi Pharmaceuticals 2020-12-31 3 US NASDAQ-listed pharmaceutical companies 2 53353871.88 3.6
Ruizhi Pharmaceuticals 2020-12-31 4 46276644.32 3.12
Ruizhi Pharmaceuticals 2020-12-31 5 Perfect (China) Co., Ltd. (including subsidiaries) 30056546.91 2.03

Total table of the top five suppliers of A-share listed companies

533014698.62 1689800602.92 2020-12-31 < td>172690626.35 < td>219278954.85
Securities abbreviation Reporting period Purchase amount of the top five suppliers (yuan) Proportion of purchase amount of the top five suppliers (%)
Fuao Shares 2020-12-31 1331546450.33 16.42
Dongfang Shenghong 2020-12-31 79070736 89.51 28.93
Zhangjiajie 2020-12-31 15606735.82 52.99
Iceberg Hot and Cold 2020-12-3 1 1735319 87.05 8.17
Tongling Nonferrous Metals 2020-12-31 18084315711.82 18.49
Luxi Chemical Industry 2020-12-31 25983 52257.21 17.88
COFCO Technology 2020-12-31 7873998960.18 40.84
Daan Gene 2020-12-31 52 7008284.16 21.07
Wol Nuclear Materials 2020-12-31 419807294.44 21.64
iFlytek 2020-12-31 1 398528215.6 25.69
Sun Cable 2020-12-31 6289157231.35 88.42
Qixin Group 2020-12-31 7.88
Western Construction 2020-12-31 1776216589.02 8.15
Meiyingsen 20 20-12-31 875019356.24 31.88
Yanghe Shares 2020-12-31 1046394506.36 20.47
Nan Guo Real Estate 2020-12-31 1145748663.04 29
Zhongke Cloud Network 2020-12-31 144905127.33 68.2
Beixin Road Bridge 2020-12-31 15.9
Weichuang Shares 2020-12-31 139666656.52 51.82
Zhongli Group 2020-12-31 1519728417.44 31.15
Delis 2020-12-31 542477021.1 17.18
Hangyang Shares 2020-12-31 1968008691.48 27.39
Jincai Internet 2020-12-31 107126822.18 15.42
Huaxi Energy 2020-12-31 634211128.83 19.86
Dianguang Technology 2020-12-31 101953434.01 24.25
Mingdiao Shares 2020-12-31 131450846.93 32.38
Hongchuan Wisdom 2020-12-31 2996584.13 41.21
Jinzai Food 369074767.09 57.67
Zhongyan Dadi 2020-12-31 151060457.27 15.93
Huhua Shares 2020-12-31 87477939.44 43.58
Tianyuan Shares 2020-12-31 274913326.8 34.75
Shengxun Shares 2020-12-31 65907103.58 39.33
Jingyeda 2020-12-31 147621047.28 57.04
Baiya Shares 2020-12-31 156336058 25.09
Zhizhen Technology 2020-12-31 57555955.36 24.38
Kaipu Testing 2020-12-31 12187313.08 68.33
Zhongtian Rocket 2020-12-31 188367906.15 36.68
Ruo Yuchen 2020-12-31 509668259.37 67.78
Walrus New Materials 2020-12-31 303225915.69 39.73
Dongpeng Holdings 2020-12-31 726817631.12 13.31
Subway Design 2020-12-31 104477154.23 23
Rijiu Photoelectric 2020-12-31 70.35
Xinhe Co., Ltd. 2020-12-31 53408621.27 14.8
Dayang Biological 2020-12-31 44.05
Jinfu Technology 2020-12-31 231619538.69 58.93
Chenzhan Optoelectronics 2020-12-31 417397316.05 47.45
Cube Pharmaceuticals 2020-12-31 459938248.7 37.15
Zhaowei Electromechanical 2020-12-31 134706389.88 17.5
Lianhong New Materials 2020-12-31 1860198618.7 59.77
Rainbow Group 2020-12-31 65790262.49 16.77

List of major suppliers of A-share listed companies

< td>8.93*ST new < /tr> Nanhua Bio < td>4 < td>136233978.414 < td>3.16
Securities abbreviation Reporting period Serial number Supplier name Purchase amount (yuan) Purchase amount share (%)
ST Xingyuan 2020-12-31 1 Zhejiang Nanfang Construction Engineering Co., Ltd. 28440366.97
ST Xingyuan 2020-12-31 2 Hangzhou Wuhong Construction Labor Service Co., Ltd. 9455470.64 2.97
ST Xingyuan 2020-12-3 1 3 Hangzhou New Century Infrastructure Engineering Co., Ltd. 8603426.28 2.7
ST Xingyuan 2020-12-31 4 Ningbo Wanye Labor Service Co., Ltd. 7191681.2 4 2.26
ST Xingyuan 2020-12-31 5 Fujian Longhui Construction Engineering Co., Ltd. 6994495.41 2.2
Shenzhenye A 2 020-12-31 1 China Construction Yuannan Group Co., Ltd. 137500000 9.07
Shenzhenye A 2020-12-31 2 China Construction Eighth Engineering Bureau Co., Ltd. 9 8000000 6.47
Shenzhen Zhenye A 2020-12-31 3 Shenzhen No.1 Construction Engineering Co., Ltd. 67070350 4.43
Shenzhen Zhenye A 2020-12-31 4 Chuangyuan Construction Group Co., Ltd. 58243784.32 3.84
Shenzhenye A 2020-12-31 5 China Construction Second Engineering Bureau Co., Ltd. 58144335.98 3.84
*ST New 2020-12-31 1 Shenzhen Power Supply Bureau Co., Ltd. 2293360.4 16.55
2020-12-31 2 Guangdong Pengxiang Security Service Co., Ltd. 1503337.76 10.85
*ST new 2020-12-31 3 Shenzhen Shenzhen Xinxin Cleaning Service Co., Ltd. 1090114.32 7.87
*ST Xinxin 2020-12-31 4 Jiangsu Yeqin Clothing Co., Ltd. 876715.33 6.33
*ST New 2020-12-31 5 Guangxi Guihai Jinpu Paper Co., Ltd. 725856.56 5.24
Wushang Group 2020-12-31 1 L'Oreal (China) Co., Ltd. 261402212.65 5.27
Wushang Group 2020-12-31 2 Estee Lauder (Shanghai) Trading Co., Ltd. 244332383.08 4.93
Wuhan Business Group 2020-12-31 3 Wuhan Friendship Food Commercial Co., Ltd. 115539334.3 2.33
Wuhan Business Group 202 0-12-31 4 LVMH Perfumes & Cosmetics (Shanghai) Co., Ltd. 105527393.12 2.13
Wushang Group 2020-12-31 5 Shiseido (China) Investment Co., Ltd. 92200719.97 1.87
Nanhua Bio 2020-12-31 1 Jiangsu Sifang Boiler Co., Ltd. 56575965.04 43.43
2020-12-31 2 B. Braun Aldone (Shanghai) Trading Co., Ltd. 17699115.04 13.59
Nanhua Bio 2020-12-31 3 Shanghai Shenzhuo International Trade Co., Ltd. 12389380.53 9.51
Nanhua Bio 2020-12-31 4 Herui Medical (Beijing) Medical Equipment Co., Ltd. 7194690.27 5.5 2
Nanhua Bio 2020-12-31 5 Gansu Minxian Yuanqin Pipeline Engineering Co., Ltd. 4513325.74 3.46
Jingliang Holdings 2020-12-31 1 Supplier 1 2013557441.32 24.95
Beijing Grain Holdings 2020-12-31 2 Supplier 2 965374299.49 1 1.96
Beijing Grain Holdings 2020-12-31 3 Supplier Three 307743119.27 3.81
Beijing Grain Holdings 2020-12-31 Supplier Four 248573832.57 3.08
Beijing Grain Holdings 2020-12-31 5 Supplier Five 181573981.26 2.25
Zhuhai Port 2020-12-31 1 First place 525194181.57 16.8
Zhuhai Port 2020-12-31 2 Second place 236829039.49 7.58
Zhuhai Port 2020-12-31 3 Third place 145177528.9 4.6 4
Zhuhai Port 2020-12-31 4 Fourth place 141931931.58 4.54
Zhuhai Port 2020-12-31 5 Fifth place 4.36
*ST Huasu 2020-12-31 1 Shanghai Changning Center for Disease Control and Prevention 10896405 81.54
* ST Huasu 2020-12-31 2 Sinopharm Holdings Co., Ltd. 1015390.77 7.6
*ST Huasu 2020-12-31 3 Shanghai Deyi Pharmaceutical Co., Ltd. Company 446403.72 3.34
*ST Huasu 2020-12-31 4 Shanghai Jiuzhoutong Pharmaceutical Co., Ltd. 312685.99 2.34
*ST Huasu 2020-12-31 5 Xinxin Sunshine Decoration (Beijing) Co., Ltd. 311320.75 2.33
Jiangling Motors 2020-12-31 1 Bosch Automotive Systems (Wuxi) Co., Ltd. 1220870750 4.96
Jiangling Motors 2020-12-31 2 Nanchang Baojiang Steel Processing and Distribution Co., Ltd. 963538705 3.92< /td>
Jiangling Motors 2020-12-31 3 Jiangxi Jiangling Chassis Co., Ltd. 925826174 3.76
Jiangling Motors 2020-12-31 Jiangxi Jiangling Special Vehicle Factory Co., Ltd. 880431974 3.58
Jiangling Motors 2020-12-31 5 Bosch Automotive Diesel Systems Co., Ltd. 776757302
Chongqing Pharmaceutical Holdings 2020-12-31 1 AstraZeneca (Wuxi) Trading Co., Ltd. 1925492695.63 4.59
Chongqing Pharmaceutical Holdings 202 0-12-31 2 Shanghai Pharmaceutical Group Co., Ltd. 1001246086.66 2.39
Chongqing Pharmaceutical Holdings 2020-12-31 3 China National Pharmaceutical Group Corporation 9 81776421.96 2.34
Chongqing Pharmaceutical Holdings 2020-12-31 4 Sanofi (China) Investment Co., Ltd. 837299233.81 1.99
Chongqing Pharmaceutical Holding 2020-12-31 5 Bayer Healthcare Co., Ltd. 827136002.2 1.97

Related Literature

  • Chen T., H. Levy, X. Martin and R. Shalev, 2021, “Buying products from whom you know: personal connections and information asymmetry in supply chain relationships”, Review of Accounting Studies.

Data Update Frequency

Annual Update

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