JSG.JSG develops a series of key equipment centered on three major semiconductor materials—silicon, sapphire, and silicon carbide—and extends into the compound substrate materials field, providing globally competitive high-end equipment and premium services for the semiconductor and photovoltaic industries. JSG is a global leader in both photovoltaic equipment technology and production scale, and a leading domestic provider of 8-12 inch large silicon wafer growth and processing equipment for integrated circuits. The company's large-size sapphire crystal growth processes and technologies have reached internationally advanced levels, establishing it as a leading enterprise with core technological expertise and scale advantages. JSG delivers intelligent factory solutions for the semiconductor, photovoltaic, and compound substrate industries, meeting customers' demands for digital and intelligent production models. Key products include: power semiconductor and advanced process equipment, semiconductor material equipment, photovoltaic equipment, silicon carbide, sapphire, and diamond.