DING LONG(SZ:300054) Xin Lang Cai Jing·2026-01-06 02:11Group 1 - The core point of the news is that Dinglong Co., Ltd. experienced a stock price increase of 5.22%, reaching 41.10 yuan per share, with a trading volume of 456 million yuan and a turnover rate of 1.53%, resulting in a total market capitalization of 38.936 billion yuan [1] - Dinglong Co., Ltd. is primarily engaged in the business of general printing and copying consumables and optoelectronic semiconductor process materials, with 99.47% of its main business revenue coming from semiconductor materials, chips, and printing consumables [1] Group 2 - In terms of fund holdings, Invesco Great Wall Fund has a significant position in Dinglong Co., Ltd., with its Invesco Great Wall Quantitative Selected Stock A (000978) holding 93,200 shares, accounting for 0.53% of the fund's net value, making it the fifth-largest holding [2] - The Invesco Great Wall Quantitative Selected Stock A (000978) has a total scale of 633 million yuan, with a year-to-date return of 2.28%, ranking 2297 out of 5488 in its category, and a one-year return of 42.37%, ranking 1514 out of 4193 [2]