On November 6, Guangzhi Technology announced that its controlled subsidiary, Xianrui Technology, has signed a long-term supply intention agreement with global optoelectronics company Coherent Corp. Under the agreement, from 2027 to 2029, Xianrui Technology will supply 6-inch indium phosphide substrates to Coherent Corp.'s factories in Switzerland and Sweden, with an expected transaction value of no less than US$601 million. The signing of this agreement further underscores Guangzhi Technology's market expansion achievements in the field of large-size indium phosphide substrates. Zhu Shibin, general manager of Guangzhi Technology, stated that the company has accumulated years of technical expertise in this field. Currently, the monthly production capacity of indium phosphide substrates stands at approximately 50,000 pieces, and the company is advancing the construction of additional capacity. The planned expansion for 6-inch indium phosphide substrates targets an annual production capacity of 1.2 million pieces (approximately 100,000 pieces per month), with production expected to be ready in the second half of 2027.