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12th; third floor, aa reinforced(12号；三层AA加硬) no. 12; three-layer kk compressive ultrahard(12号；三层KK抗压特硬) no. 12; three-layer kg high-grade super hard(12号；三层KG高档超硬) no. 12; five-layer aa strengthening(12号；五层AA加强) no. 12; level 5 kk high-end extra-hard(12号；五层KK高档超硬) no. 12; third floor, low-end, standard(12号；三层低档普通) 11th; third floor, aa reinforced(11号；三层AA加硬) no. 11; three-layer kk compression resistance ultrahard(11号；三层KK抗压特硬) 11th; 3rd floor, kg high-end, extra-hard(11号；三层KG高档超硬) 11th; fifth floor, aa reinforcement(11号；五层AA加强) no. 11; five-layer kk high-end super hard(11号；五层KK高档超硬) no. 11; three-layer low-grade ordinary(11号；三层低档普通) 11th; triple-layer hardening (half the height)(11号；三层加硬（高度减半）) no. 10; triple-layer aa extra-hard(10号；三层AA加硬) no. 10; three-layer kk compression resistance ultrahard(10号；三层KK抗压特硬) no. 10; three-layer kg high-end ultra-hard(10号；三层KG高档超硬) no. 10; fifth layer aa reinforced(10号；五层AA加强) no. 10; fifth floor, kk high-end, extra-hard(10号；五层KK高档超硬) no. 10; three-layer low-grade ordinary(10号；三层低档普通) no. 10; triple-layer hardening (half the height)(10号；三层加硬（高度减半）) no. 9; third floor, aa reinforced(9号；三层AA加硬) no. 9; three-layer kk pressure resistance ultrahard(9号；三层KK抗压特硬) no. 9; third floor, kg high-end ultra-hard(9号；三层KG高档超硬) no. 9; fifth floor, aa reinforcement(9号；五层AA加强) no. 9; fifth floor, kk high-end ultra-hard(9号；五层KK高档超硬) no. 9; third floor, low-end, standard(9号；三层低档普通) no. 9; three-layer hardening (height halved)(9号；三层加硬（高度减半）) no. 8; triple-layer aa reinforced(8号；三层AA加硬) no. 8; three-layer kk compression resistance ultrahard(8号；三层KK抗压特硬) no. 8; three-layer kg high-grade super hard(8号；三层KG高档超硬) no. 8; fifth layer aa reinforced(8号；五层AA加强) no. 8; level 5 kk high-grade extra-hard(8号；五层KK高档超硬) no. 8; third floor, low-end, standard(8号；三层低档普通) no. 8; triple-layer hardening (height halved)(8号；三层加硬（高度减半）) no. 7; third floor, aa reinforced(7号；三层AA加硬) no. 7; three-layer kk pressure resistance ultrahard(7号；三层KK抗压特硬) no.7; three-layer kg high-grade super hard(7号；三层KG高档超硬) no. 7; five-layer aa reinforced(7号；五层AA加强) no. 7; five-layer kk high-end super hard(7号；五层KK高档超硬) no. 7; third floor, low-end, standard(7号；三层低档普通) no. 7; triple-layer hardening (height halved)(7号；三层加硬（高度减半）) no. 7; five-ply kraft liner board {extra hard and thick}(7号；五层牛卡｛超硬超厚｝) no. 6; third floor, aa reinforced(6号；三层AA加硬) no. 6; three-layer kk compression resistance ultrahard(6号；三层KK抗压特硬) no. 6; third floor, kg high-end, extra-hard(6号；三层KG高档超硬) no. 6; five-layer aa strengthening(6号；五层AA加强) no. 6; fifth floor, kk high-end, extra-hard(6号；五层KK高档超硬) no. 6; third floor, low-end, standard(6号；三层低档普通) no. 6; three-layer hardening (height halved)(6号；三层加硬（高度减半）) no. 6; five-ply kraft liner board {extra hard and thick}(6号；五层牛卡｛超硬超厚｝)

three-layer aa hardening(三层AA加硬) three-layer kk compression resistance ultrahard(三层KK抗压特硬) three-layer kg high-grade super hard(三层KG高档超硬) five-layer aa reinforced(五层AA加强) five-layer kk high-end super hard(五层KK高档超硬) three-layer low-grade ordinary(三层低档普通) three-layer hardening (half the height)(三层加硬（高度减半）) five-ply kraft liner board {extra hard, extra thick}(五层牛卡｛超硬超厚｝)