4.Heat treatment: a. heating; b. camber forming; c. quenching; d. tempering
5.surface preparation: a. shot penning / stress peening; b. painting
6.Eye bush preparation process: a. Eye reaming / eye boring; b. Bush insertion / bush reaming
7.Assemble: a. Presetting & load testing; b. Paint touch-up; c. Marking &packing