1. White series: white gray, white gray (Baosteel white gray), white gray (gorgeous gray), ivory white (Baosteel ivory white, milky white, milky white (Baosteel milky white), magnolia white, imperial white, high gloss white, snow white, high gloss white, signal white, moonlight white, pearlescent white and fluorocarbon white.2. Red series: crimson, crimson (Baosteel crimson), high-gloss crimson, red, brick red, rust red, brown red, peach red, suede red, ruby red and fluorocarbon red.3. Green system: cardamom green, bean green, dark bean green, dark bean green (Baosteel dark bean green), lotus leaf green, broad leaf green, broad leaf green (Baosteel broad leaf green), light green, brilliant green, dark green, suede green, HD-6013 fluorocarbon cardamom green 001.Discussion on color classification of color steel coil by Aoguan4. Orange color system: orange, orange, orange (Baosteel orange), beige, beige (Baosteel beige), milk yellow, ivory yellow, medium yellow, lemon yellow (Baosteel lemon yellow), khaki, camel yellow (Baosteel camel yellow) and suede yellow.5. Brown and black series: carbon black, jet black, brown, black and suede black.6. Blue series: navy blue, navy blue (Baosteel Navy 404), light blue, sky blue, sky blue (Baosteel Navy Blue), porcelain blue, porcelain blue (Baosteel Navy Blue), dark sky blue (Baosteel Navy Blue), moonlight blue and fluorocarbon navy blue.7. Metal series: silver gray, silver gray (Baosteel silver gray), fluorocarbon silver, gold pink.8. Grey system: grey, grey, light grey, medium grey, light grey, metal grey, camel grey, dark grey, fluorocarbon grey, fluorocarbon medium grey, fluorocarbon light medium grey and suede grey.9. Back paint system: gray back, bud yellow back, steel white back (Baosteel color), sky gray back (double coated polyester back) and brown back (double coated polyester back).