1.Fisher-Price: This brand has many engineering vehicle toys suitable for infants, such as bulldozers, excavators and tractors.

2.LittleTikes: this brand of engineering vehicle toys is also very popular, such as excavators, trucks and loaders.

3. VTech: This brand has some toys for electronic engineering vehicles, such as excavators, bulldozers and road builders.

Bach: This brand has some wooden construction vehicle toys, such as excavators, trucks and loaders.

5. Rameze: This brand has some lovely engineering vehicle toys, such as excavators, dump trucks and cranes.

6. ManhattanToy: This brand has some interesting engineering vehicle toys, such as excavators, bulldozers and road builders.

7. Melissa & Doug (Melissa and Doug): This brand has some high-quality construction vehicle toys, such as excavators, bulldozers and trucks.

Please note that when choosing engineering vehicle toys for children, be sure that the toys meet safety standards and there are no small parts and sharp edges to protect children's safety.