Introduction
Welcome to the world of SEMBO City Engineering Vehicle Building Block Kits! This manual provides essential information for the assembly, operation, and maintenance of your new construction vehicle models. This series includes four distinct models: the Mining Dump Truck, Forklift, Wheel Loader, and Wheeled Excavator, designed to simulate real-world construction scenarios and enhance cognitive skills through puzzle assembly and joint mobility.

Important Safety Warnings
- Choking Hazard: This product contains small parts and is not suitable for children under 3 years old. Adult supervision is recommended during assembly and play for younger children.
- Fire Safety: Keep all building block components away from ignition sources and open flames to prevent melting or fire hazards.
- Material Safety: The blocks are made from eco-friendly ABS plastic. While safe, avoid ingestion.
Package Contents
Each SEMBO City Engineering Vehicle Building Block Kit includes:
- 1 x Blocks set (for the selected vehicle model)
- 1 x Instruction manual (specific to the vehicle model)
Please note: The product does not include the original retail box to reduce shipping volume and cost. All components are securely packaged.
Specifications
| Attribute | Detail |
|---|---|
| Brand Name | SEMBO BLOCK |
| Model Number | 712018nobox |
| Material | Eco-friendly ABS Plastic |
| Certification | CE |
| Recommended Age | 6-12 Years |
| Theme | Trucks, Transportation, Cars (Construction Vehicles) |
Individual Model Specifications:
| Model | Piece Count | Approx. Dimensions (L x H x W) |
|---|---|---|
| Mining Dump Truck | 349 PCS | 16.9cm x 8.6cm x 7cm (6.53in x 3.39in x 2.76in) |
| Forklift Trucks | 321 PCS | 20.7cm x 14.5cm x 7.9cm (8.15in x 5.71in x 3.11in) |
| Wheel Loader | 293 PCS | 24.2cm x 9.6cm x 8cm (9.53in x 3.78in x 3.15in) |
| Wheeled Excavator | 455 PCS | 20.4cm x 19.3cm x 8cm (8.03in x 7.6in x 3.15in) |

Assembly Instructions
Each building block kit comes with a dedicated instruction manual. Please follow the step-by-step diagrams and instructions provided in your specific model's manual for accurate assembly.
- Unpack Carefully: Open the package and ensure all block bags are present.
- Sort Components: For easier assembly, sort blocks by color and shape if desired.
- Follow the Manual: Refer to the included instruction booklet for your specific model. Each step is illustrated to guide you through the construction process.
- Secure Connections: Ensure all blocks are firmly pressed together to create stable connections.
- Verify Completion: Double-check your model against the final image in the manual to ensure all parts are correctly placed.

Operating Features
The SEMBO City Engineering Vehicle models are designed with realistic, movable parts to enhance playability and simulation.
- Mining Dump Truck: Features a movable rear body for realistic dumping action.
- Forklift: Equipped with a liftable fork mechanism for transporting miniature loads.
- Wheel Loader: The front bucket offers multi-angle activity, allowing for scooping and lifting.
- Wheeled Excavator: Designed with a flexible and movable bucket for digging and maneuvering.


Maintenance
- Cleaning: Wipe blocks with a soft, dry cloth. For stubborn dirt, a slightly damp cloth can be used, followed by immediate drying. Do not immerse in water.
- Storage: Store blocks in a cool, dry place away from direct sunlight to prevent discoloration or deformation.
- Inspection: Periodically check for any damaged or worn-out blocks. Replace if necessary to maintain structural integrity.
Troubleshooting
- Missing Parts: If you find any parts missing, please double-check the packaging and sorting area. If still missing, contact customer support with details of the missing part (referencing the instruction manual).
- Difficulty Assembling: Ensure you are following the instruction manual step-by-step. Sometimes, a block might need to be rotated or pressed more firmly.
- Loose Connections: If parts feel loose, ensure they are fully engaged with other blocks. Re-assemble the section if necessary.
User Tips
- Organize Before Building: Many users find it helpful to sort the blocks by color or type before starting assembly. This can significantly speed up the building process.
- Take Your Time: Building block sets are meant to be enjoyed. Don't rush the assembly; take your time to appreciate the construction process.
- Creative Play: Once assembled, encourage imaginative play by creating your own construction scenarios with the vehicles.
Warranty and Support
For any questions, concerns, or support regarding your SEMBO City Engineering Vehicle Building Block Kits, please refer to the seller's contact information provided at the point of purchase. Ensure you retain your purchase receipt for any potential support inquiries.





