Color classification
Multiple people [137.80 ins]]
Four people [110.24 ins]]
Double position [70.87 in]]
Senior four [122.05 ins]]
Big Three [98.43 in]]
Large three-person position [98.43 in] + pedal
Three-person position [86.61 in] + pedal
Large three-person position [98.43 in] + single position + pedal
Four people [110.24 in] + pedal
Big three [98.43 in] + Single
Three people [86.61 in]]
Three people + imperial concubine 118.11 ins
Senior four [122.05 in] + Single
Senior four [122.05 in] + pedal
Four people [110.24 in] + single person + pedal
Three people + imperial concubine 137.80 ins
Four people [110.24 ins] + single person
Applicable number of persons
Upgraded manganese steel Serpentine spring [down-soft] Italy-V grade Nappa top leather [contact surface]]
Upgrade manganese steel Serpentine spring [sponge-moderate and slightly harder] S-grade Nappa ecological leather [Full coverage]]
Upgraded manganese steel Serpentine spring [latex-moderate hardness] Italy-V grade Nappa top layer leather [contact surface]]
Reinforced solid wood base [sponge-harder] S-grade Nappa ecological leather [Full coverage]]
Upgraded manganese steel Serpentine spring [sponge-moderate slightly harder] Italy-V grade Nappa top layer leather [contact surface]]
Upgrade manganese steel Serpentine spring [latex-moderate hardness] S-grade Nappa ecological leather [Full coverage]]