Follow up comments
On January 20, the Shanghai stock index fell 0.09%, the CSI 300 rose 0.90%, the gem composite fell 1.43%, and the CSI 1000 fell 2.25%. Among the 11 primary industry categories of wind11, the indexes of telecom services, information technology and industry increased or decreased by - 0.64%, - 1.41% and - 1.42% respectively.
Among the 13 wind three-level industry categories involved in the science, technology and intelligent equipment industry chain, the top three sectors are diversified telecommunications services, computers and peripherals and electronic equipment, instruments and components, with increases and decreases of - 0.64%, - 0.65% and - 1.17% respectively; The last three sectors were aerospace and national defense III, information technology and machinery, with increases and decreases of - 2.92%, - 2.48% and - 2.22% respectively.
In the diversified telecom service sector, there was no stock limit or stock limit today. The top three stocks are China Telecom Corporation Limited(601728) , China Mobile and China United Network Communications Limited(600050) , with ups and downs of 0.47%, 0.09% and 0.00% respectively; The last three stocks were Nova Technology Corporation Limited(300921) , Wuxi Online Offline Communication Information Technology Co.Ltd(300959) and Bizconf Telecom Co.Ltd(300578) , with gains and losses of - 5.19%, - 4.98% and - 4.94% respectively.
In the computer and peripheral equipment sector, there was no stock limit today, and there was no stock limit. The top three stocks are Yes Optoelectronics (Group) Co.Ltd(002952) , Hebei Huijin Group Co.Ltd(300368) and Guangzhou Kingteller Technology Co.Ltd(002177) , with ups and downs of 7.41%, 5.57% and 3.82% respectively; The last three stocks were Fujian Raynen Technology Co.Ltd(603933) , Ningbo Gqy Video & Telecom Joint-Stock Co.Ltd(300076) and Hangzhou Todaytec Digital Co.Ltd(300743) , with gains and losses of - 9.29%, - 5.66% and - 5.35% respectively.
In the electronic equipment, instruments and components sector, there was no stock limit today, and three stocks fell by the limit. The top three stocks are Synthesis Electronic Technology Co.Ltd(300479) , tier laser and crystal technology, with ups and downs of 11.11%, 10.33% and 6.63% respectively; The top three stocks were Sanyou Corporation Limited(300932) , Shenzhen Keanda Electronic Technology Corp.Ltd(002972) and Shenzhen Click Technology Co.Ltd(002782) , with gains and losses of - 10.86%, - 10.02% and 10.01% respectively.
In the aerospace and national defense III sector, there was no stock limit today, and one stock fell by the limit. The top three stocks are Tianjin Jieqiang Power Equipment Co.Ltd(300875) , Changchun Up Optotech Co.Ltd(002338) and Hefei Jianghang Aircraft Equipment Co.Ltd(688586) , with increases and decreases of 3.12%, 1.54% and - 0.11% respectively; The bottom three stocks were Avic Aviation High-Technology Co.Ltd(600862) , North Electro-Optic Co.Ltd(600184) and Chengdu Rml Technology Co.Ltd(301050) , with gains and losses of 9.99%, 8.11% and 6.14% respectively.
In the information technology service sector, two stocks rose the limit today, and no stocks fell the limit. The top three stocks are Hanxin technology, Sinodata Co.Ltd(002657) and Beijing Vastdata Technology Co.Ltd(603138) , with ups and downs of 13.74%, 10.01% and 9.99% respectively; The top three stocks were 3D Tiandi, Beijing Asiacom Information Technology Co.Ltd(301085) and Zhongke Haixun, with gains and losses of - 11.22%, - 9.71% and - 9.16% respectively.
In the machinery sector, there is no stock limit today, and there is no stock limit. The top three stocks were Bingshan Refrigeration & Heat Transfer Technologies Co.Ltd(000530) , Freewon China Co.Ltd(688678) and Baoding Technology Co.Ltd(002552) , with gains and losses of 8.70%, 6.17% and 5.15% respectively; The last three stocks were Suzhou Harmontronics Automation Technology Co.Ltd(688022) , Jiangsu Tongli Risheng Machinery Co.Ltd(605286) and Zhejiang Canaan Technology Limited(300412) , with gains and losses of - 11.36%, - 8.96% and 8.91% respectively.
