① smart speaker + chip, has entered the supply chain of Tmall elf, TCL, Philips and other brands. TWS chip market share is the second in the world. Wearing chip covers smart wear, watches, Bluetooth phones and other products. The three institutions have bought the industry leader net. ② memory chip + advanced packaging, with all kinds of memory chip 8-layer stacked product mass production capacity, active layout of Fanout, 2.5D, SiP and other high-end closed testing areas, the company received a net purchase of more than 100 million yuan.