During 2019-2021, Anyang Railway Equipment Co., Ltd. provided China-Laos Railway with 848,262 sets of type II rail fastening system for 60kg/m steel rail (used in general area), 153,345 sets of special rail fastening system for wheel guard rails (according to the design drawings of special line 3448), and 120,322 sets of type I rail fastening system (used in acid area ), 73 tons of bridge pier hanging fence (including angle steel, backing plate, M20 bolts, M16 nuts), 2000 pieces of P60 rail joints.