Core Viewpoint - The price of photoinitiators has been rising significantly throughout the year, with a recent increase of 5.56% to 95 yuan per kilogram, leading to a cumulative increase of 26.67% year-to-date [1]. Industry Summary - The photoinitiator market is experiencing a price surge, with an increase of nearly 15% in August alone [1]. - Photoinitiators are essential raw materials for the production of photoresists, indicating a broad space for domestic substitution in this sector [1]. Company Summary - Seven listed companies in the A-share market are involved in the production of photoinitiators, with Jiu Ri New Materials, Qiang Li New Materials, and Yang Fan New Materials being the domestic leaders [1]. - Financial performance of key companies includes: - Hubei Zhihua: Total market value of 14.76 billion yuan, quarterly net profit of 34.01 million yuan, down 75.14% year-on-year [2]. - Feikai Materials: Total market value of 11.76 billion yuan, quarterly net profit of 119.74 million yuan, up 100.10% year-on-year [2]. - Xinchao New Materials: Total market value of 8.7 billion yuan, quarterly net profit of 16.19 million yuan, up 47.85% year-on-year [2]. - Qiang Li New Materials: Total market value of 7.67 billion yuan, quarterly net profit of -5.62 million yuan, reporting a first loss [2]. - Kangda New Materials: Total market value of 4.26 billion yuan, quarterly net profit of 6.37 million yuan, turning profitable [2]. - Jiu Ri New Materials: Total market value of 4.12 billion yuan, quarterly net profit of -10.52 million yuan, down 139.75% year-on-year [2]. - Yang Fan New Materials: Total market value of 2.86 billion yuan, quarterly net profit of 10.05 million yuan, turning profitable [2].

Group 1 - The A-share market saw a rise in photolithography stocks, with Wavelength Optoelectronics increasing by over 9% [1] - Zhangjiang Hi-Tech experienced a rise of over 7% [1] - Hanghua Co., Taihe Technology, and others rose by over 5% [1] Group 2 - Prilite, Haili Co., and Feikai Materials increased by over 4% [1] - Guolin Technology, Maolai Optics, and Blue Eagle Equipment rose by over 3% [1]

Core Viewpoint - The actual controller and chairman of Shiming Technology, Lu Yong, has been placed under detention due to personal matters related to a real estate company, which the company claims is unrelated to its operations [1][2][3]. Group 1: Company Background - Shiming Technology (SZ300522) is a concept stock in the photoresist sector, with a current stock price of 16.77 yuan and a market capitalization of 5.408 billion yuan [1]. - The company announced plans for a project to produce 5,000 tons of LCD display photoresist special nano pigment dispersions, which contributed to its classification as a photoresist concept stock [3]. Group 2: Recent Developments - On July 28, 2025, Shiming Technology disclosed that Lu Yong's family informed the company about the detention notice issued by the Qidong Municipal Supervisory Committee, stating that the matter is personal and unrelated to the company [2][3]. - The company has not received any further notifications from relevant authorities regarding this issue and will continue to monitor the situation [2]. Group 3: Leadership Changes - Lu Yong has held multiple leadership positions in various companies, including as chairman of Jiangsu Fenghui New Energy Development Co., Ltd. and Jiangsu Banbu Tang Cultural Development Co., Ltd. [4]. - Lu Yong became the chairman of Shiming Technology in August 2024, following a change in control from the previous actual controller, Lü Shiming [4]. Group 4: Financial Aspects - In the previous year, Shiming Technology announced a private placement plan to raise up to 310 million yuan, with approximately 230 million yuan allocated for the photoresist project and 80 million yuan for working capital and bank loan repayment [5]. - The company asserts that it has a robust corporate governance structure and internal control system, ensuring that daily operations are managed by the executive team, while other board members continue to perform their duties normally [5].

Group 1 - The core viewpoint of the article highlights the active performance of the photoresist concept stocks, with notable gains in companies such as ASML, Kangpeng Technology, Meiyu Technology, Yida Co., Shanghai Xinyang, and Huamao Technology [1] - Tsinghua University announced a significant breakthrough in extreme ultraviolet (EUV) photoresist materials, led by Professor Xu Huaping's team, which developed a new type of photoresist based on poly(thiol) for advanced semiconductor manufacturing [1]

Group 1 - The photoresist concept index rose by 3.19%, ranking 8th among concept sectors, with 68 stocks increasing in value, including KaiMeiTeQi and XingYe股份 reaching the daily limit, and GuangXin材料, ALaDing, and JiuRi新材 showing significant gains of 15.35%, 7.89%, and 7.81% respectively [1] - The concept sector saw a net inflow of 613 million yuan from main funds, with 43 stocks receiving net inflows, and 8 stocks exceeding 30 million yuan in net inflow, led by KaiMeiTeQi with a net inflow of 226 million yuan [1] - The top three stocks by net inflow ratio were KaiMeiTeQi at 56.32%, JuShi化学 at 15.89%, and LaiBoTaiKe at 15.85% [2] Group 2 - The top gainers in the photoresist concept included KaiMeiTeQi, GuangXin材料, and XingYe股份, with respective daily increases of 10.04%, 15.35%, and 10.01% [2] - The trading volume and turnover rates for the leading stocks were significant, with GuangXin材料 achieving a turnover rate of 31.14% and XingYe股份 at 20.39% [2] - Stocks such as ALaDing and JiuRi新材 also performed well, with increases of 7.89% and 7.81% respectively, indicating strong market interest [4]

Group 1 - The photoresist concept sector increased by 1.45%, ranking second in the concept sector's growth, with 43 stocks rising, including Strong New Materials which hit the daily limit of 20% [1] - Notable gainers in the photoresist sector include Jingrui Electric Materials, Yanggu Huatai, and Jiaxian Co., which rose by 11.25%, 9.11%, and 6.86% respectively [1] - The sector saw a net inflow of 857 million yuan from main funds, with 38 stocks receiving net inflows, and 7 stocks exceeding 50 million yuan in net inflow [2] Group 2 - Strong New Materials led the net inflow with 461 million yuan, followed by Jingrui Electric Materials, Kent Catalysts, and Yanggu Huatai with net inflows of 98.38 million yuan, 78.77 million yuan, and 71.71 million yuan respectively [2][3] - The net inflow ratios for Kent Catalysts, Strong New Materials, and Baichuan Co. were 29.65%, 27.48%, and 10.77% respectively, indicating strong investor interest [3]

Group 1 - The A-share photoresist concept has experienced significant upward movement, with Xingye Co., Ltd. hitting the daily limit [1] - Other companies such as Aisikai, Jiuri New Materials, Ruilian New Materials, Baotong Technology, Huamao Technology, and Guolin Technology also saw increases in their stock prices [1]

Market Performance - The photoresist concept sector declined by 1.60%, ranking among the top declines in the concept sector as of the market close on May 28 [1] - Within the sector, stocks such as Guofeng New Materials, Xilong Science, and Kent Catalysts experienced significant declines, while 16 stocks saw price increases, with Ruile New Materials, Tongcheng New Materials, and Aolaide leading the gains at 5.08%, 2.99%, and 2.74% respectively [1] Capital Flow - The photoresist concept sector experienced a net outflow of 1.135 billion yuan, with 51 stocks seeing net outflows, and 7 stocks having outflows exceeding 50 million yuan [2] - The stock with the highest net outflow was Kaimete Gas, with a net outflow of 274 million yuan, followed by Hongbaoli, Feikai Materials, and Guofeng New Materials with net outflows of 198 million yuan, 115 million yuan, and 79.89 million yuan respectively [2] Top Gainers and Losers - The top gainers in the photoresist concept stocks included Tongcheng New Materials, Ruile New Materials, and Qicai Chemical, with net inflows of 37.81 million yuan, 36.54 million yuan, and 30.98 million yuan respectively [2][4] - The stocks with the largest declines included Kaimete Gas at -3.90%, Hongbaoli at -5.13%, and Feikai Materials at -4.16% [3][4]

Core Viewpoint - The semiconductor-related stocks, particularly photolithography machines and photoresists, have seen a resurgence in activity, with significant gains in several companies' stock prices [1] Group 1: Company Performance - Guofeng New Materials experienced a limit-up increase in stock price [1] - Yanggu Huatai's stock rose over 10% [1] - Strongly New Materials and Fulede both saw stock increases of over 5% [1] - Other companies such as Jiuri New Materials, Zhangjiang Hi-Tech, Maolai Optics, Xinlai Materials, and Guangxin Materials also experienced stock price increases [1]

Core Viewpoint - Huamao Technology (603306.SH) announced a suspension of trading on May 20, planning to issue shares and pay cash to acquire assets and raise matching funds, with no change in actual control [2] Group 1: Acquisition Details - The target asset is Shenzhen Fuchuang Youyue Technology Co., Ltd., with an intention agreement already signed [2] - After the transaction, Huamao Technology will hold 100% equity of Fuchuang Youyue directly and indirectly [2] - The previous valuation of Fuchuang Youyue was between 850 million to 950 million yuan [4][5] Group 2: Financial Performance - Fuchuang Youyue's revenue for 2023 and the first 11 months of 2024 was 630 million yuan and 1.173 billion yuan, respectively, with net profits of 14.52 million yuan and 123.86 million yuan [3] - Huamao Technology's revenue from 2021 to 2024 was 1.206 billion, 1.637 billion, 2.055 billion, and 2.213 billion yuan, with net profits of 176 million, 198 million, 242 million, and 277 million yuan [5] Group 3: Strategic Shift - Huamao Technology is shifting focus from the previously pursued photolithography business to semiconductor and computing power sectors, indicating a strategic pivot [5][6] - The company aims to enhance its business layout in the semiconductor and computing power manufacturing fields, including potential further investments and integration of Fuchuang Youyue's supply chain [5] Group 4: Historical Context - Huamao Technology previously attempted to invest in the photolithography sector, which led to a significant stock price increase but ultimately resulted in financial losses due to underperformance of the invested company [6][7] - The company is now looking to divest from the photolithography business, which no longer aligns with its overall development strategy [6][7]