Hubei Feilihua Quartz Glass (SHE:300395) forecasted first-half attributable net profit of 270 million yuan and 310 million yuan, up 22% to 40% from 221.7 million yuan the previous year.
Operating revenue is expected to rise 32% to 60% to between 1.2 billion yuan and 1.45 billion yuan, according to a Monday filing with the Shenzhen bourse.
The growth was driven by the semiconductor segment's steady expansion amid improving industry sentiment and domestic substitution opportunities.
Shares of the manufacturer of quartz glass material and quartz fiber closed 11% lower Monday.