Lithography concept stocks continue strong, Kaimei Special Gas hits limit up

Concept stocks of lithography machines continue to be strong, with Tengjing Technology hitting a new high during trading, Kaimeite Gas reaching the daily limit up, and companies such as Wavelength Optoelectronics, Micron Technology, Huaya Intelligence, Xinlai Applied Materials, and Yongxin Optics following the uptrend.