Abstract: Enclosing/snapping-type inlaid light including a base seat fixed on a fixing face, at least one lamp tube being, bridged between left and right ends of the base seat and mounted in the base seat. There are two end caps fixed at two ends of the base seat respectively, two sides of each of the end caps being respectively formed with opposite recessed snap sections. Multiple support legs fixed under a pan section of the base seat. A diffuser, a front and a rear sides of the diffuser being respectively formed with flanges which are enclosed in and snapped by the snap sections of the end caps, whereby the diffuser is firmly transversely bridged between the bottom ends of the two end caps.