Heat-Treatment:
Normalizing, Annealing, Quenching, Tempering, Quenching + Tempering (Q+T), Solution Heat-Treatment for stainless steel ,Passivation , Aging.carburizing
Finish choices: 
    Shot blasting
    Grinding
    Polishing: Mirror polishing    Satin polishing
Anti-Rust Choices:
    Painting:  Anti-rust primer, Nitryl-paint, Resin-paint, Metallic paint, Shining-paint, Semi-mat-paint, and Full-mat-paint.
    Phosphate treatment:
    Powder coating: Mirror polishing (physical and electro-chemical polishing)

    Coating: Zinc plated (white/yellow/color), Hot dip galvanized, Nickel-plated, Chrome-plated
    Anti-Rust Oil: Dry anti-rust oil Glutinous anti-rust oil
Passivation/Oxydation:  Anodic/Positive oxydation Cathodic/Negative oxydation