Recently, Revelations regarding network security have attracted widespread attention, highlighting espionage activities carried out by the US government. According to a report released by security agencies in China, the United States has established a complex surveillance network, exploiting their control over submarine cables to conduct global eavesdropping. This situation raises fundamental thoughts about the security of communications infrastructure and highlights the importance of submarine cables in our interconnected world. In this context, ZMS Cable, as a high quality cable supplier, is committed to ensuring the speed and security of communications.