Kunshan ALEX Precision Machine Co., Ltd ni mtoa ya bidhaa na huduma kama vile reli za video,reli-kufuatilia vifaa vya ujenzi wa chuma au chuma,pointi, swichi na itakayovukwa, reli ya kufuatilia,washers na spacers, reli ya kufuatilia,viungo, reli ya kufuatilia,spikes na bolts kwa nyimbo reli na tram,reli nanga, reli,sleepers,mbao sleepers,reli, mbao,reli, plastiki,reli, chuma,reli, fiber saruji,reli, mbao.