20 13 ranking securities abbreviation stock code main product headquarters location 1, Zhang Qu science and technology 3003 15. Shenzhen Mobile Terminal Games and Internet Web Games Beijing II. Langma information 300288. Shenzhen Stock Exchange Collision and Langma Online Advertising Guiyang 3, Guizhou, Sannuo Bio 300298. SZ supporting special test paper and blood glucose meter Changsha, Hunan 4. Fiona Fang photoelectric 300306. SZ spectrometer and its supporting equipment and measuring instrument Hangzhou, Zhejiang 5. HKUST Intelligent 300222. Shenzhen Power Distribution and Power Automation System and Engineering Services Shanghai 6, China Ceramic Materials 300285. SZ MLCC series formula powder and Shandong Dongying No.7 high-purity nano barium titanate, Oriental Guo Xin 300 166. Shenzhen enterprise business intelligence system solution Beijing 8. Yi Yun Electric 300304. SZ rectifier and regulator Jiangsu Xuzhou 9, Bangxun Technology 3003 12. Shenzhen Communication Support Service Beijing 10, Shutaishen 300204. Shenzhen Sutisheng and Su Sheng Beijing 1 1, Handing shares 300300. SZITIC Building Intelligence Services Hang Cheng, Zhejiang 12, Wang Shun Science and Technology 300 1 13. Zhejiang Hangzhou 13, Internet entertainment platform of Shenzhen Internet Cafe, Guan Hao Bio 300238. SZ biological dura mater (spinal cord) patch Guangdong Guangzhou 14, rectangular illumination 30030 1. Shenzhen SMD and in-line LED lighting sources and lighting products, Shenzhen, Guangdong 15, Ren Huang Pharmaceutical CBP. A family and personal medical consumer goods, Harbin, Heilongjiang 16, Wiley 300 190. Shenzhen municipal solid waste leachate treatment and industrial wastewater treatment Changzhou, Jiangsu 17, Anxin Trust 6008 16. SH Diversified Financial Services Shanghai 18, Zhongwei Electronics 300270. SZ optical platform and optical terminal, Hangzhou, Zhejiang 19, Tianxing raw material medicine SKBI. O Biopharmaceutical Shaanxi xi 'an 20, He Run Software 300339. Shenzhen Shenzhen Software Development Business Jiangsu Nanjing 2 1, Xintian Technology 300259. SZ intelligent water meter and heat meter system Zhengzhou 22, Henan, 300295. Shenzhen network marketing service Jiangsu Nanjing 23, Julong Co., Ltd. 300202. SZ banknote sorter and banknote bundling machine Anshan 24, Liaoning, Erkang Pharmaceutical 300267. SZ pharmaceutical excipients and new antibiotics Hunan Changsha 25 and Jebsen Co., Ltd. 300 182. Shenzhen audio-visual integrated solution Beijing 26, Jia Technology 300309. Shenzhen slim hole tool logging engineering service Beijing 27, Canudi Road 002656. Shenzhen high-end men's wear Guangdong Guangzhou 28, Kerong Technology 300290. Shenzhen data center tripartite service and financial IT outsourcing service Shenyang, Liaoning 29, May 300275. SZ coal mine safety production monitoring equipment and complete safety guarantee system Chongqing 30, prodigal son 0026 12. SZ high-end women's wear Beijing 3 1, Neusoft Carrier 300 183. SZ low-voltage power line carrier communication products are Shandong Qingdao 32 and Tieren Eco 300 197. Shenzhen Ecological Environment Construction Project: Shenzhen 33, Guangdong, New Cape 300248. Shenzhen Intelligent System Design Zhengzhou, Henan 34, Shanghai Liangang 300226. Shenzhen Steel Trading Service Shanghai 35, Jufei Optoelectronics 300303. Shenzhen backlight LED and lighting LED devices Guangdong Shenzhen 36, Tomson Bianjian 300 146. Shenzhen Health Food Guangdong Guangzhou 37, Feixinlin 300287. Shenzhen intelligent conference system overall solution Beijing 38, Huace Film and Television 300 133. SZ produces and distributes film and television products, Hangzhou, Zhejiang 39, Meiya Baker 300 188. Shenzhen electronic data forensics products and network information security products, Xiamen 40, Fujian, Qingqingli Liquor 002646. SZ middle and high-grade highland barley wine Qinghai Haidong 4 1, LeTV 300 104. SZ cross-platform service providers in the field of network video Beijing 42, Blue Shield 300297. Shenzhen computer security system integration Guangdong Guangzhou 43, Boya Bio 300294. SZ intravenous injection of human immunoglobulin, human albumin and fibrinogen, Jiangxi Fuzhou 44, Yimikang 300249. 45. Xinyan 300 159, Shenzhen Precision Machine Room Air Conditioning Co., Ltd., Chengdu, Sichuan. SZ Agriculture, Animal Husbandry and Agricultural Products Processing Machinery, Urumqi 46, Xinjiang, Yaben Chemical 30026 1. Customized production of SZ medicine and pharmaceutical intermediates, Taicang 47, Jiangsu, Senyuan 3002 10. SZ Pavement Snow Cleaning Equipment and Preventive Maintenance Equipment Liaoning Anshan 48, Sansheng Pharmaceutical SSRX. Phoenix New Media Feng, No.49 Biopharmaceutical, Shenyang, Liaoning. N Comprehensive information website Jing 50, Lan Ying Equipment 300293. SZ automation system integration and molding machine sales in Shenyang, Liaoning 5 1, and Dongfulong 300 17 1. Shenzhen Refrigerator and Freeze-drying System Equipment Shanghai 52, Lidman 300289. SZ in vitro diagnostic reagent Beijing 53, Light Media 30025 1. SZ film and television drama, column production and advertisement Beijing 54, Nanchuan shares 300 198. Shenzhen plastic pipeline production and sales Fujian Quanzhou 55, Yuloka 300099. SZ Coal Mine Roof Safety Monitoring System and Related Instruments Shandong Taian 56, Tongyou Technology 300302. Shenzhen Stock Exchange Data Storage and Protection Beijing 57, Hanyu Pharmaceutical 300 199. Shenzhen pharmaceutical intermediates production and sales Guangdong Shenzhen 58, Yuanguang software 002063. SZITIC Group Resource Management and Financial Management Guangdong Zhuhai 59, Evergreen 300 195. SZ roller presses and Tianjin 60 Die Cutting Machine, Long. O Beijing online travel agency

6 1, Hejia shares 300273. SZ tumor minimally invasive treatment equipment, medical molecular sieve oxygen making equipment and engineering Guangdong 62, Dean's diagnosis 300244. Shenzhen medical diagnosis service and in vitro diagnosis products Hangzhou 63, Zhejiang, Ren Zixing 3003 1 1. Shenzhen special safety audit products, network supervision products and safety integration Guangdong Shenzhen 64, China biological products CBPO. O Biopharmaceutical Beijing 65, Tongce Medical 600763. Shanghai Stomatological Medical Service Co., Ltd. Zhejiang Hangzhou 66 Anzhong 002667. SZ large linear vibrating screen, Anshan 67, Liaoning, Pathfinder 300005. Shenzhen Outdoor Products Beijing 68, Anjie Technology 002635. Shenzhen electronic parts manufacturing Jiangsu Suzhou 69, Liard 300296. Shenzhen LED products are sold in Beijing 70 and Hekang Frequency Conversion 300048. SZ Universal High Voltage Inverter Beijing 7 1, Xinlian Electronics 002546. Shenzhen public network terminal and collector Jiangsu Nanjing 72, Kaineng Environmental Protection 300272. SZ total sewage treatment equipment Shanghai 73, Electric Power Research Institute 3002 15. SZ high and low voltage electrical detection Jiangsu Suzhou 74, Xinguodu 300 130. Shenzhen POS machine sales and leasing Guangdong Shenzhen 75, Henan Diamond 300064. Shenzhen Synthetic Diamond Zhengzhou 76, Henan, Hengshun Electric 300208. Power Quality Optimization and Utilization of Residual Heat and Pressure in Shenzhen Qingdao 77, Shandong, Weining Software 300253. SZ software development and service Shanghai 78, precision forging technology 300258. SZ axle gear and planetary gear Jiangsu Jiangyan 79, Yin Xin Keji 30023 1. Shenzhen IT Infrastructure Services and System Integration Beijing 80, Xinhaiyi 002089. Chang Ying Precision 300 1 15. Shenzhen electronic components production and sales Guangdong Shenzhen 82, Yuanli shares 300 174. SZ Wood Activated Carbon Fujian Nanping 83, Xingyuan Filter 300266. SZ filter press Zhejiang Hangzhou 84, Kaimeite gas 002549. Shenzhen liquid carbon dioxide Hunan Yueyang 85, potential Hengxin300191. Han Wei Electronics 300007. SZ gas monitoring instrument and monitoring system Zhengzhou 87, Henan, David Medical 3003 14. Shenzhen infant incubator and Radiation Heating Station, Ningbo 88, Zhejiang, Huali Chuangtong 300045. SZ satellite navigation and radar communication and its simulation test products Beijing 89, Xinghui car model 300043. Shenzhen manufactures and processes toys such as car models and car brand derivatives, Guangdong Shantou 90, Galaxy Magnet 300 127. SZ hard disk drive magnet Sichuan Chengdu 9 1, Changxin Technology 300088. SZ flat panel shows vacuum membrane materials Anhui Wuhu 92 and Zhonghaida 300 177. Shenzhen survey GNSS products Guangdong Guangzhou 93, Rongji software 002474. Shenzhen System Integration and Software Development Fujian Fuzhou 94, Baiyuan Trousers Industry 002640. SZ jeans casual pants, Taiyuan, Shanxi 95, Songcheng shares 300 144. Shenzhen tourism service Zhejiang Hangzhou 96, western resources 600 139. SH copper mine, mining, selecting and selling refined copper ore, Chengdu 97 in Sichuan and Yao Ji 3002 16 in Qianshan. Manufacturing and selling medicines, food and beverages and packaging machinery and parts, packaging materials. Geotechnical engineering survey and design of Shenzhen industrial, transportation and civil construction engineering Beijing 99, Xinzhou State 300037. Shenzhen capacitor chemicals and lithium ion battery chemicals, Guangdong Shenzhen 100, Nikko Chemical 3002 14. SZ compressed gas and liquefied gas Shandong Weifang 20 13 ranked as the company's main product headquarters, three-year sales growth rate (%) 1, Tiantianlong Information City public * * * transportation system Shanghai 268.5 2, Heineken computer network and software and hardware research and development Guangdong Guangzhou 127.2 3, Huika business bank card receipt and other third-party professional services Guangdong Guangzhou 300 4, R&D of automatic optical inspection equipment, software and accessories of Ouwei Technology in Wenzhou, Zhejiang, Ding Xin, Guangdong, Shenzhen 177.7 6, Norstar * Talent Evaluation Shanghai 70.6 7, Ma Hong Media Internet Information Service Beijing 142.4 8, Xingchang Xinda E-commerce Outsourcing Service Beijing 123.6 9 9, Hecheng Pharmaceutical Bio-pharmaceutical Dalian 226.9 10, Pan-micro software enterprise collaborative management software Shanghai 97.6 1654333 Song Ke mechanical automation mechatronics product sales and related technical services Shanghai 93.8 14, Beijing Hangfeng photoelectric precision instruments and aviation supporting equipment Beijing107.5/KLOC-. Zhongxun Sifang microelectronics, microwave components and communication system integration Beijing 120.3 16, Dexin IOT RFID production and personalized comprehensive solution Beijing 82.9 17, Shuicheng environmental protection new water treatment equipment Shanghai 66 Gaohua Century Rail Transit electronic information system solution Beijing 9 1. 1 20. Rubao Mobile Internet Search Jiangsu Zhou Su 99 2 1, Jiuzun Energy Mining Beijing 59.2 22, Sitai Yida * Environmental Protection Dust Removal Equipment Hebei Qinhuangdao 6 1.9 23, Reading * Book Sales Shanghai 68.8 24, Hualixing Engineering Plastics * Improved Engineering Plastics Guangdong Shenzhen 9 1.9 25, Li Gan Pharmaceutical * Technical development and sales of biosynthetic Yiyuantong photoelectric products: Shenzhen, Guangdong 73.7 28, Kelaidi medical equipment * low-temperature thermoplastic plate, radiotherapy positioning film and other medical equipment: Guangzhou, Guangdong 5 1.8 29, Wan You electric hydraulic system technology development: Shanghai 6 1.9 30, Fan Fei electronic fire automatic alarm control equipment Shanghai 90.63/kloc-0. Quantum Yewei File Management Software Development Beijing 54.2 32, Zejia Huiyuan Enterprise Information Service Beijing 54 Pollution Prevention System Solution Beijing 7 1.7 34, Gaoxiang Special Pipeline Special Plastic Pipeline Series Products and Precision Plastic Products Jilin Changchun 95.2 35, Bonaiger * Chromatographic Consumables Tianjin 49.8 36, * * Datong Electronic Energy Metering Instrument Zhejiang Hangzhou 1 05.2 37. Development, production and popularization of ultrafiltration membrane technology for water purification technology in Li Sheng Haikou 57.2 38, Zhejiang Hangzhou Radio and Television Medical Equipment Surgical Instrument 25.2 39, Ke Rui International * High-end headhunting and recruitment process outsourcing Beijing 86.5 40, Haohai biomaterials, biological agents and genetic engineering drugs Shanghai 73 4 1, Lily medical equipment product development Guangdong Foshan 48 42, Bian Feng network chess and card game operator Hangzhou, Zhejiang 46.5 43, Jianke mechanical automation steel processing equipment Tianjin 48.9 44, Tianxia science and technology system integration and software development Hangzhou, Zhejiang 74.7 45, Jiuqiang Biotechnology * clinical diagnostic reagents and diagnostic instruments Beijing 4 1.9 46, Shengyuan Semiconductor * semiconductor transistor Guangdong Shenzhen 46.7 47, Zhu San digital game software development Shanghai/ Kloc-0/010.848, Youxi Industrial * maternity dress Shanghai 47.7 49, Oriental ecological water-saving irrigation technology research and development and equipment production Beijing 58.6 50, industrial control network, industrial automation whole industry chain information service Beijing 46.7 5 1, Chao Ge digital * network and digital home intelligent terminal equipment Beijing 64.1. Kangtai medical system electronic medical instrument Qinhuangdao Hebei 47 54, Dingmao information technology integrated system solution Shanghai 19 55, explosion-proof dynamic reactive power compensation device for Dingdian mine in urban area Beijing 52. 1 56, Kechuang fire-resistant research and development Henan Luoyang 2 1.8 57, Zhongrun Internet telecom value-added service Beijing 70.8 58, seven-dimensional aerial survey and monitoring. Weiner software application software and electronic product development Sichuan Chengdu 40.5 60, Xiamen Daheng lightning protection product development and electromagnetic pulse protection overall solution Fujian Xiamen 22.6 1, Huatai biomedical resources deep-sea fish oil production and export Sichuan Deyang 24.7 62, Juhua Technology * Zhejiang Hangzhou electric energy meter and system integration 47.3 63, Beijing Dongfang Zaiyang film and television drama production 19 64, Pusheng electric communication equipment manufacturing, multimedia software system integration Shaanxi xi 'an 34.3 65, Sandepua * high and low voltage piezoelectric dynamic reactive power compensation equipment manufacturer Beijing 44.3 66, Kang Hua pharmaceutical and chemical raw materials and preparations, biochemical drug production Guangdong Foshan 5 1.3 67, Ningbo Shuaitelong auto parts Zhejiang Ningbo 35 68, Beijing Zhenshi multimedia video integration solution Beijing 38./ Kloc-0/ 69, academic research and development in the field of in vitro diagnostic reagents and POCT Livzon medical device industry, Zhejiang Hangzhou 20 Shanghai True Vision computer software and hardware development Shanghai 29.5 7 1, Heisby Ship Manufacturing, Guangdong Shenzhen 45.8 72, Pufa Biotechnology, Cell Biology, Immunology, Neuroscience and other fields product research and development Shanghai 20.9 73, Jiabowen Biotechnology Microbial Protein Feed and Microbial Fertilizer Additive Beijing 34.2 74, Qikun Software High-end ERP Consulting and IT Development Shanghai 7.7 75, Kestone Advertising Internet Marketing Service Beijing 4 1.9 76, Braun Environment Hongyi Sifang Radiation Processing Technology Service Beijing 36 78, Qian Shan Tianheng Hydraulic Automatic Drill Pipe Clamping Device Beijing1kloc-0/ .279, Jin Ming Science and Technology Industrial Automation System Design and Production 19 80, Hesheng Computer IT Integration Service Shanghai 14.6 8 1, Beijing Lanxun CDN Beijing 6 1. 1 82, Yuanchuang Optoelectronic Communication, Hubei Wuhan 6544 Guangxu polymer engineering plastics modification and rubber and plastic production Jiangsu Suzhou 43.3 86, Jiulian Technology * digital TV set-top box products and Guangdong Huizhou 37.6 87, Dashenlin pharmacy chain Guangdong Guangzhou 38. 1 88, Huatong pharmaceutical equipment and pharmaceutical machinery development and production: Jilin Changchun 14.2 89, Yanhua biotechnology feed development and production Shanghai 34.6 90, Beijing Jizhida * industrial computer, integrated Beijing 13.4 98 Kevin·Z electronic RF technology, mobile communication technology, Hubei Wuhan 30. 1 93, Shenzhen Jinweiyuan * power supply solution, Guangdong Shenzhen 17.4 94, percentage communication mobile commerce and marketing, mobile Beijing 7.9 95, Shichuang Home. Beijing 0 98, Wujin Fine Chemical Water Treatment Chemicals Changzhou, Jiangsu 14.8 99, Nine Stars Fund Management Solution Beijing 29.6 100, Digital Research of Ancient Books in the Era of Sinology and Network Text Beijing 34.6 to be used.