Sina science and technology news on the afternoon of August 17, according to strategy analytics, during the first wave of the epidemic, consumers, business customers and schools scrambled to buy mobile productivity devices, which promoted the shipment of notebook computers by 27% year-on-year. In the second quarter, Lenovo and Hewlett Packard accounted for 50% of the total market share of notebook computers, according to strategy analytics. Dell, apple and Acer also entered the top five in terms of shipment volume. In addition, Lenovo, Hewlett Packard and Dell increased significantly, with a 20% year-on-year increase in shipment. < p > < p > as of August 17, subject to the industrial and commercial registration, Tianyan professional data show that in the first half of this year, there were 203000 new computer related enterprises (all enterprise status). Among them, April was the month with the largest number of such enterprises this year, reaching 37000. < p > < p > from the perspective of existing enterprises, the data of Tianyan Professional Edition show that there are nearly 2.84 million computer-related enterprises whose names or business scope contain “computer” and whose status is in business, existing, moving in and moving out. Among them, limited liability companies accounted for 53.68%, and individual businesses accounted for 42.20%. < p > < p > from the perspective of geographical distribution, the number of computer related enterprises in Guangdong Province is the largest, more than 350000, accounting for 12.62% of the total number of related enterprises in China. The number of related enterprises in Beijing was the second, close to 300000. Shandong Province, Shanghai city and Jiangsu Province rank third to fifth in China, with more than 200000 related enterprises. In terms of the industry, tianyancha professional edition data shows that China’s computer related enterprises are mainly distributed in wholesale and retail industry (57.65%), followed by leasing and business service industry (16.04%). In addition, more than half of China’s computer related enterprises have registered capital less than 1 million, and only 7.73% of such enterprises have registered capital of more than 10 million.