① silicon optical chip + semiconductor materials, wafer products can be used in silicon optical chips, optical communication lasers, compound semiconductor materials have been supplied to a number of domestic and foreign customers, the company's 6-inch specification products have been delivered in small quantities ② robot + industrial mother machine, industrial robot upstream, middle and downstream layout, five-axis CNC machine tool shipments doubled, the company's new energy automotive industry machine tool products are about to be introduced to the market.