The company established by Delong Laser includes the sales business of display devices.

According to the Qichacha APP, recently, Shanghai Boyi Optoelectronics Co., Ltd. was established with ZHAO YUXING as the legal representative and a registered capital of 10 million RMB. Its business scope includes sales of optical instruments, sales of optoelectronic devices, sales of metal cutting and welding equipment, sales of electronic special equipment, sales of display devices, etc. According to Qichacha's equity penetration display, the company is indirectly wholly-owned by DeLong Laser.