Vantly BT-1228SDU-S Manual page 3

Step 3:
Pull the rear tubing backward. (The buckles might hit the
seat back, push the seat back forwarder to let the
buckles pass through it.)
Step 5:
Closed the zippers at both sides of fabric cover after both
buckles are assembled to protect kids fingers.
Step 7:
Insert the wheel axle into the wheel tube then insert the
locking clip and make sure the wheels are locked into
position.
Step 4:
Close the both side clips. The red lever will fall and set
automatically.
Step 6:
The fabric cover should be kept closed during driving.
Step 8 :
Insert the tow bar to the bracket at middle of front
frame.
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