AOP Precast produced certificated safety lifting loop with threaded ends in lower price to save cost in precast concrete plant. AOP lifting loop with threaded end are made from wire rope held in a steel ferrule which added thread after ferrule locked down wire rope. Each lifting loop must be tested working load with sockets or inserts and add identification tags on the loops. The tags have safe working load and manufacturer name and CE mark. This lifting loop only can use in simple lifting system with vertical direction. But it can’t use tilt up. Tilt up solution must use wire lifting loop.