... . We produce Roller chains, Leaf chains, Hoisting chains, Lift chains, Car parking chains ( including 16ALT, 20ALT, 24ALT2, etc. ), Three-dimensional garage chains ... , etc.Except manufacturing equipments of the chains, we also have automatic lathes, grilling head lathes, grinding machines, CNC machineries, etc.So ... processing capacity of parts to ensure delivery and lower prices. car parking chains