The utility model relates to the technical field of guide rail strips, and discloses a decorative high-compatibility guide rail strip which comprises a main body, two limiting plates are connected in the main body, a fixing plate is fixedly connected to the close ends of the limiting plates, two limiting blocks are fixedly connected to the top of the fixing plate, the main body is arranged to be in an H shape, and the limiting blocks are fixedly connected to the top of the main body. The limiting plate is arranged to be in a C shape, the limiting plate is matched with the limiting block so that the conductive plate can be installed, and when the main body is used, the lamp installed in the main body can be hidden. According to the hidden lamp installation structure, the appearance can be kept attractive while the lamp is installed, the installation mode can be better fused with decoration styles of exhibition shops such as commercial places or office places, the overall decoration style cannot be damaged by the installation of the hidden lamp no matter in the modern simple style, the industrial style or the European classical style, and the hidden lamp installation structure is more attractive. The method can be used in areas such as business places or office places with European classical styles.