The jumper of the optical module, namely the fiber optic jumper used to connect the optical module, is an indispensable component in the optical communication system, used to achieve reliable optical signal transmission between the optical module and other equipment (such as fiber. The jumper of the optical module, namely the fiber optic jumper used to connect the optical module, is an indispensable component in the optical communication system, used to achieve reliable optical signal transmission between the optical module and other equipment (such as fiber. With the rapid development of optical communication technology, optical transceiver have gradually evolved from the larger GBIC modules to SFP+ transceiver module that support 10G rates, QSFP + optical transceiver modules that support 40G rates, and CFP optical modules and QSFP28 optical. This technology's core is fiber jumpers, which are also details for patch cords, including LC duplex and SC fiber optic types used to connect network devices. These essential components are designed to provide flexible and robust connections within a fiber optic network, primarily used to link. Fiber optic patch cords, also known as fiber optic patch cables or fiber jumpers, are indispensable components in modern optical networks. They act as the critical link for interconnecting devices like optical switches, servers, and distribution frames. In this article, we will explore the world of fiber optic jumpers.