Group 1 - The A-share market for storage chip stocks has shown strong performance, with companies like Puran Co. hitting a 20% limit up, and others such as Hengshuo Co. and Jucheng Co. rising over 13% [1] - Notably, companies like Puran Co., Zhaoyi Innovation, Anji Technology, and others have reached historical highs [1] - According to a TrendForce research report, NAND flash memory chip contract prices are expected to increase by 33%-38% in March, while traditional DRAM contract prices are projected to rise by 55%-60%, indicating strong growth momentum in the memory chip market this year [1] Group 2 - The table lists various companies with their stock performance, including Puran Co. with a market cap of 29 billion and a year-to-date increase of 54.24% [2] - Hengshuo Co. has a market cap of 6.592 billion and a year-to-date increase of 44.06% [2] - Jucheng Co. has a market cap of 24.5 billion and a year-to-date increase of 23.43% [2]