PURPOSE: To disassemble a plurality of plate pieces for ease of transportation by constructing a multi-piece deck lining for a deck-equipped vehicle from a panel net comprising at least one panel and a railing net comprising at least one railing for bonding the deck of a truck to the panel net.

CONSTITUTION: This deck lining 10 for protecting the inside of the deck of a vehicle comprising opposite side face walls, a front face wall, a rear face gate and a floor face comprises a panel net and a railing net, the panel net including opposite side face panels 30, a front face panel 32, a rear face panel 34 and a floor face panel 36, all of which are made from plastics. A plurality of ridges 38 are formed on the panels 30, 32, 34, 36 of the panel net and the panels 30, 32, 34, 36 are independently attached to the inside of the deck by fastening means such as screws. The railing net comprises a plurality of railings, i.e., matching side face railings 50 and a rear face railing 52, which are formed to be capable of fitting respectively over the side face walls of the deck and the upper part of the upper railing of the rear face gate.