Leading the stock sector?

Dazu Laser (002008) is the largest manufacturer of laser processing equipment in Asia.

Chuanhua Co., Ltd. (0020 10) is a leading textile printing and dyeing auxiliary enterprise in China.

Ke Hua Bio (002022) is a leading enterprise in the in vitro clinical diagnosis industry in China.

Siyuan electric (002028) is the largest manufacturer of arc suppression coils for power protection equipment in China.

Daan Gene (002030) is the leading nucleic acid diagnostic reagent in China.

Julun Co., Ltd. (00203 1) is a leading enterprise of adjustable mould for automobile radial tire in China.

Yike Technology (002036) is the largest manufacturer of large, medium and high-grade garment interlining in China.

Zhou Yan Science and Technology (002046) is a leading enterprise in the domestic aerospace special bearing industry.

Ningbo Hu Axiang (002048) is a leading automobile interior decoration enterprise in China.

Hengdian Dongci (002056) is one of the largest magnet manufacturers in the world.

Far Light Software (002063) is a leading enterprise of electric power financial software in China.

Great Wall Film and Television (00207 1) is a leading enterprise in domestic tool hardware industry.

Denghai Seed Industry (00204 1) is a leading enterprise integrating maize seed breeding and extension in China.

Xinhecheng (00200 1) is the largest manufacturer of vitamin A and vitamin E in China.

Wei Xing (002003) is one of the largest button manufacturers in the world.

Winbond Yingtai (002004) is a leading enterprise in the field of dermatology in China.

Hualan Bio (002007) is a leading enterprise in the blood products industry in China.

Guoguang Electric Appliance (002045) is a leading enterprise in the domestic audio industry.

Soft Holding (002073) is a leading software enterprise in domestic rubber industry.

Sinoma Technology (002080) is a leading enterprise in the domestic special fiber composite material industry.

Jinzhi Technology (002090) is a leading enterprise in the domestic electrical automation equipment industry.

Jiangsu Guotai (00209 1) is a leading enterprise in the electrolyte industry of lithium-ion batteries in China.

Qingdao Jin Wang (002094) is the largest candle manufacturer in China.

Xunxing Co., Ltd. (002098) is a leading enterprise in zipper industry in China.

Guangdong Hongtu (002 10 1) is a leading enterprise in the domestic die casting industry.

Guangbo Co., Ltd. (002 103) is a leading enterprise in the domestic paper products and stationery industry.

Hublot (002 104) is a leading enterprise in smart card industry in China.

Xinlong Industry (002 105) is a leading bicycle spare parts enterprise in China.

Xinhai Co., Ltd. (002 120) is the fourth largest manufacturer of plastic lighters in the world.

Kelu Electronics (002 12 1) is a leading enterprise in the field of power acquisition system in China.

Rongxin Co., Ltd. (002 123) is the largest power electronic equipment manufacturer in China.

Xiangtan electrochemical (002 125) is the largest producer of electrolytic manganese dioxide in China.

Yin Lun (002 126) is the largest manufacturer of oil coolers in China.

Wall core material (002 130) is a leading enterprise in the domestic heat shrinkable material industry.

Leo (002 13 1) is the largest micro-pump manufacturer in China.

Lai Bao Hi-Tech (002 106) is a leading enterprise in domestic color filter industry.

Weihai Guang Tai (002 1 1 1) is a leading enterprise in domestic aviation ground equipment industry.

Donggang Co., Ltd. (002 1 17) is the largest commercial paper printing enterprise in China.

Kangqiang Electronics (002 1 19) is the largest production base of plastic lead frames in China.

Shunluo Electronics (002 138) is the largest large-scale varistor manufacturer in China.

Tuobang (002 139) is the largest manufacturer of microwave oven control panel in China.

Donghua Technology (002 140) is a leading enterprise in the domestic coal chemical industry.

Rong Sheng Ultramicro (002 14 1) is the largest manufacturer of miniature enamelled wires in China.

Hongda Hi-Tech (002 144) is a leading enterprise of automobile roof fabric in China.

Western Materials (002 149) is the largest manufacturer of rare metal composite materials in China.

Tongrun Equipment (002 150) is a leading enterprise in the domestic toolbox and cabinet industry.

Big Dipper (002 15 1) is the largest port container mechanical navigation system provider in China.

Hanzhong Seiki (002 158) is a leading screw compressor enterprise in China.

Saint Lv Chang (002 160) is the largest manufacturer of air-conditioning foil in China.

Yuanwanggu (002 16 1) monopolizes the domestic railway RFID market.

AVIC Optoelectronic (002 179) is the largest manufacturer of military connectors in China.

Haiyun Metal (002 182) is the largest specialized magnesium alloy manufacturer in China.

Yi Yatong (002 183) is a leading supply chain service provider in China.

Xinjialian (002 188) is a leading enterprise in the domestic receiver industry.

Cheng Fei Integration (002 190) is a leading enterprise in domestic automobile mould industry.

Founder Motor (002 196) is the largest production base of multifunctional household sewing machine motors in the world.

ST Dongli (002 164) is a leading metallurgical gearbox enterprise in China.

Jingcheng Copper (002 17 1) is the largest copper strip manufacturer in China.

Guanglu Digital Measuring (002 175) is a leading enterprise in the digital display measuring tool industry in China.

Jiangte Motor (002 176) is the largest manufacturer of lifting metallurgical motors in China.

Zheng Tong Electronics (002 197) is a leading enterprise in domestic financial payment information security products.

Jiuding New Materials (00220 1) is the largest manufacturer of textile glass fiber products in China.

Goldwind Technology (002202) is a leading fan manufacturer in China.

Hailide (002206) is a leading enterprise in the domestic polyester filament industry.

Tech-long (002209) is a leading enterprise in the domestic beverage packaging machinery industry.

Tuori Xinneng (0022 18) is a leading enterprise of amorphous silicon solar cell chips in China.

Fu Jeer Science and Technology (002222) is the world's largest manufacturer of LBO and BBO nonlinear optical crystals.

Yuyue Medical (002223) is a leading enterprise of basic medical equipment in China.

Hongda New Materials (0022 1 1) is a leading enterprise in the domestic high-temperature rubber compound industry.

Teerjia (0022 13) is a leading enterprise of automotive eddy current retarder in China.

Sanlux (002224) domestic leading enterprises in transmission belt industry increased their holdings.

Punai Co., Ltd. (002225) is the leading steel refractory in China.

Taihe New Materials (002254) is a leading enterprise in domestic spandex industry.

Lear Chemical (002258) Series of Chloropyridine Herbicides, the leading pesticide industry in China.

Yi Xi (002265) is the largest professional manufacturer of automobile engine connecting rods in China.

Fine CNC (002270) is a leading enterprise of complete sets of special CNC machining equipment in China.

Crystal Optoelectronic (002273) is the world leader in domestic optoelectronic industry.

Boshen Tools (002282) is the largest diamond tool manufacturer in China.

Beihua Co., Ltd. (002246) is the largest producer of nitrocellulose in the world.

Tianrun Crankshaft (002283) is a leading enterprise of heavy engine crankshaft in China.

Asia Pacific Co., Ltd. (002284) is a leading enterprise in automobile braking system in China.

Zhongli Technology (002309) is a leading enterprise of fire-retardant flexible cable in China.

Qi Ming Information (002232) is a leading enterprise in IT industry of domestic automobile industry.

Jiuyang Co., Ltd. (002242) is a leading enterprise in the domestic soybean milk machine industry.

Li Xing (002243) is a leading enterprise in domestic cosmetic plastic packaging industry.

Elegant Co., Ltd. (0023 14) is a leading enterprise in integrated house.

Ke Hua Hang Seng (002335) is the largest UPS supplier in China.

Saixiang Technology (002337) is a leading enterprise in domestic rubber machinery manufacturing industry.

Xinlun Technology (00234 1) is a leading enterprise in the antistatic/clean room industry in China.

Tai Ding New Material (002352) is the leader in the field of new anticorrosive materials with rare earth alloy coating in China.

Qian Fang Science and Technology (002373) ranks first in the domestic market share of party and government communication companies.

Nanyang Technology (002389) is the leader in the domestic high-end polypropylene electronic film industry.

Zhezhong Construction (002346) is a leading enterprise in PHC pipe pile industry in China.

Taier Heavy Industry (002347) is a leading enterprise in the field of coupling in China metallurgical industry.

Jacques Technology (002409) is the largest producer of organophosphorus flame retardants in China.

Guanglianda (0024 10) is the largest engineering cost software enterprise in China.

Hertai (002402) is a leading enterprise in the domestic intelligent controller industry.

Astar (002403) is a leading enterprise in the domestic cooker industry.

Siweituxin (002405) is a leading enterprise in the domestic navigation electronic map industry.

Hexin Co., Ltd. (002343) is a leading enterprise in domestic PU synthetic leather industry.

Jiujiujiu (0024 1 1) is a leading pharmaceutical intermediate enterprise in China.

Changfa (0024 13) is the largest manufacturer of evaporators and condensers for refrigerators and air conditioners in China.

Gaode Infrared (0024 14) is the largest infrared thermal imager manufacturer in China.

Gaole (002348) is a leading enterprise in the domestic toy industry.

Far east drive (002406) is the largest manufacturer of non-constant speed transmission shafts in China.

Polyfluoride (002407) is the leading fluoride enterprise in the world.

Qi Xiang Tengda (002408) is the largest manufacturer of methyl ethyl ketone in China.

Hikvision (0024 15) is the largest supplier of security video surveillance products in China.

Yunnan Germanium Industry (002428) is a leading enterprise in domestic germanium products.

Jiangsu Shentong (002438) is a leading enterprise of metallurgical special valves and nuclear power valves in China.

Jinzhou area Pipeline (002443) is the largest supplier of galvanized steel pipes and steel-plastic composite pipes in China.

Yichang Co., Ltd. (002420) is the largest supplier of exterior structural parts of TV sets in China.

Zhongyuan Special Steel (002423) is a leading enterprise of precision forgings for large-scale special steel in China.

Giant Star Technology (002444) is a leading enterprise in the domestic hand tool industry.

Zhongnan Heavy Industry (002445) is the largest manufacturer of industrial metal pipe fittings in China.

Lu Sheng Communication (002446) is a leading enterprise in the field of communication antennas in China.

Zhongyuan Neipei (002448) is the largest cylinder liner manufacturer in Asia.

Guoxing Optoelectronics (002449) is a leading LED packaging enterprise in China.

Hangyang (002430) is the largest manufacturer of air separation equipment and petrochemical equipment in China.

Xing sen technology (002436) is the largest professional PCB sample manufacturer in China.

Songzhi Co., Ltd. (002454) is a leading automobile air conditioner manufacturer in China.

Baichuan Co., Ltd. (002455) is a leading enterprise in butyl acetate and trimellitic anhydride in China.

Shenzhen O-film Tech Co.,lt (002456) is a leading enterprise of precision photoelectric thin film components in China.

Yisheng (002458) is the largest ancestral breeder in China.

ST Tianye (002459) is the largest supplier of lifting and transportation equipment for railway bridge construction in China.

Ganfeng Lithium Industry (002460) is the main supplier of lithium products in China.

Kangdexin (002450) is the leader in the domestic precoating film industry.

Tianma Jinghua (002453) is the leader in the subdivision of special chemicals in China.

Teruide (30000 1) domestic railway electric power telecontrol box substation faucet

Nanfeng (300004) is a leading enterprise in the domestic nuclear heating and ventilation market.

Han Wei Electronics (300007) is a leading gas sensor enterprise in China.

Gui Bao Science and Technology (3000 19) is a leading downstream enterprise of new materials in silicone.

Jifeng Agricultural Machinery (300022) Domestic Agricultural Machinery Chain Sales Leading Enterprise

Robot (300024) is a pioneer in the domestic industrial robot industry.

Huace Testing (3000 12) is a leading private third-party testing enterprise in China.

Dinghan Technology (3000 1 1) is a leading enterprise in the power supply system of rail transit in China.

Hokuriku Pharmaceutical (3000 16) is the leading pharmaceutical contrast agent industry in China.

NetScience (3000 17) is a leading provider of Internet solutions in China.

Zhongyuan Huadian (3000 18) is the leader of secondary power equipment sub-industry in China.

Yiwei Lithium Energy (3000 14) is the largest lithium secondary battery supplier in China and the fifth in the world.

Aier Ophthalmology (3000 15) Private Eye Hospital Chain Enterprise

Jinlong Electromechanical (300032) is the largest subminiature micromotor manufacturer in China.

Xinzhoubang (300037) is a leading enterprise in the production of electronic chemicals in China.

Tian Hui New Materials (30004 1) is a leading enterprise in the domestic engineering adhesive industry.

Interactive Entertainment (300043) is a leading enterprise in the domestic car model industry.

Huali Chuangtong (300045) is a leading enterprise in the domestic computer simulation industry.

Hongri Pharmaceutical (300026) Xuebijing injection and other products monopolize the market segment.

Huayi Brothers (300027) is a leading enterprise in the domestic film industry.

Yangpu Medical (300030) is a leading enterprise in domestic vacuum blood collection system industry.

Bao Tong Belt Industry (30003 1) is the market leader of high-temperature resistant conveyor belts in China.

Taiji (300046) is a leading high-power semiconductor enterprise in China.

Fu Rui (300049) is a leading enterprise in the field of liver disease diagnosis and treatment in China.

Obit (300053) is a leading enterprise in the fields of aerospace and military industry in China.

Oriental Fortune (300059) is the leading integrated operator of online financial information platform in China.

Straight Flush (300033) is a leading mobile phone stock trading software enterprise in China.

Zhongneng Electric (300062) is a leading enterprise of medium-voltage prefabricated cable accessories in China.

Tianlong Group (300063) is the leader of ultra-thin electronic film industry in China.

Hailanxin (300065) is the largest VDR manufacturer in China.

Sanchuan (300066) is the largest manufacturer of water-saving mechanical watches and smart water meters in China.

Dinglong Co., Ltd. (300054) electronic imaging domestic information chemical industry leader.

Blue Cursor (300058) is a leading brand management service provider in China.

Sanju Environmental Protection (300072) is a leading enterprise in the domestic energy purification industry.

Dang Sheng Science and Technology (300073) is a leading enterprise of cathode materials for lithium batteries in China.

Huaping (300074) is a leading multimedia communication system provider in China.

Digital Zheng Tong (300075) is the leader in the field of digital city management in China.

GQY Video (300076) is a leading professional video product manufacturer in China.

Annoqi (300067) is the leader of domestic high-end fuel industry.

Bi Shuiyuan (300070) is a leading enterprise in domestic sewage treatment.

National Technology (300077) is a leading enterprise in the field of USBKEY in China.

Zhong Rui Sichuang (300078) is a leading enterprise in the domestic electronic anti-theft label industry.

Xindaxin Materials (300080) is a leading enterprise in the field of cutting-edge materials for crystalline silicon wafers in China.

Jintongling (30009 1) is the largest manufacturer of centrifugal fan products in China.

King Kong Glass (300093) is a leading enterprise in the field of security glass in China.

Huawu Co., Ltd. (300095) is the leading industrial brake industry in China.

Zhiyun Co., Ltd. (300097) is a leading provider of complete automation equipment solutions in China.

Xinhua medical (600587) disinfection and sterilization radiation therapy equipment faucet

Digital Zheng Tong (300075) Digital City Leader

Farah Electronics (600563) film capacitor manufacturing faucet

Lidman (300289) is a leading enterprise in the field of biochemical diagnosis in China.

Leo (002 13 1) is the largest manufacturer of miniature water pumps in China.

Youluoka (300099) is a leading enterprise in coal mine roof disaster prevention and control equipment in China.

Xinghui Car Model (300043) is a leading enterprise in the domestic car model industry.

Great Wall Group (300089) is the leader of domestic art ceramics industry.

Zhenxin Technology (300 10 1) is the largest Beidou terminal supplier in China.

Xianhe Environmental Protection (300 137) air quality continuous monitoring system has the first market share.

Aoke Co., Ltd. (300082) is the leader of ethylene oxide fine chemical industry in China.

Harmo Technology (300084) is a leading enterprise in the field of multiphase measurement in domestic oil fields.

Yin Zhijie (300085) is a leading enterprise in the field of image application software of domestic banks.

for reference only