The photolithography machine concept stocks rose in early trading, with OPTOWIDE up over 10%Zhitong·Sep 4, 2025 at 08:42 PM603773+2.81%300331+8.14%
The photolithography machine concept stocks continue to rise, KAIMEITE GASES hits the limit upZhitong·Sep 2, 2025 at 10:01 PM688167+11.16%688630+8.45%
MayAir Technology: Net profit of 98.019 million yuan in the first half of 2025, a year-on-year increase of 5.53%Zhitong·Aug 29, 2025 at 04:55 AM688376+3.58%
Photolithography concept stocks surged in the afternoon, KAIMEITE GASES hit the limit upZhitong·Apr 22, 2025 at 12:07 AM002549+2.63%688376+3.58%
Lithography machine concept stocks are repeatedly active, Mloptic rises over 10%Zhitong·Mar 9, 2025 at 08:53 PM688502+4.79%688376+3.58%
MayAir Technology Chairman: Deepen industry-university-research cooperation to promote the extension of air purification technology to civilian and commercial fieldsZhitong·Mar 5, 2025 at 02:02 AM688376+3.58%
MayAir Technology's net profit for the year 2024 is 190 million yuan, a year-on-year increase of 9.43%Zhitong·Feb 26, 2025 at 06:22 AM688376+3.58%
Photolithography concept stocks continued to rise in the afternoon, and Bio-Chem hit the daily limitZhitong·Feb 16, 2025 at 11:28 PM603360+3.62%688376+3.58%
