On January 13, 2023, Hefei LASUN Communication Co., Ltd., the production base of optical communication products under LASUN Group, won three more utility model patent certificates. The products involved in the three patent certificates are a new type of intelligent terminal connection photoelectric composite cable with high compressive performance, a fire-resistant and moisture-proof subway cable, and an ultra-high transmission rate integrated optical cable. The patent numbers are: Z202221612867.9, Z202221612830.6 and Z202221529662.4.