JAVA 20" 451 CL-18s-D Carbon Minivelo Black and White

Bought since 2021 May. Hardly used after COVID. Need a big of cleaning that's all.

Specifications: 
CL-CB-451 18speed
Frame: JAVA CL carbon fiber Mini velo 20 inch frame
Fork: JAVA CL carbon fiber
Wheels: DECA 20"(451) 50mm ,carbon fiber
Tires: CST 20*1-1/8(451)

Drivetrain: 
Shifters: Shimano ALTUS SL-M2010 2*9S
Front derailleur: Shimano Sora FD-R3000
Rear derailleur: Shimano RD-R3000 9 speed
Chainset: CL 42/52T 170mm hollow tech
Cassette: 11-28T,9s
Chain: 9S 110L
Pedals: 2DU
Saddle: JAVA Decaf ED
Handlebar: DECA alloy 25.4*540mm width
Stem: DECA alloy,25.4*90mm
Brakeset: Tektro hydraulic brakes, 1 60mm rotors
Weight: approx 8.5k