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Thickened engineering vehicle 3 pieces

Upgraded and thickened 3 engineering vehicles + Crane Tower

Upgraded and thickened 4 engineering vehicles + Crane Tower

Super cost-effective (6 cars for free) upgraded and thickened 3 engineering vehicles + crane + gift bag 17 pieces

Super cost-effective (6 cars for free) upgraded and thickened 4 engineering vehicles + crane + gift bag 17 pieces

[Gift box] upgraded and thickened 4 engineering vehicles + Crane Tower

[Gift box] (send 6 cars) upgraded and thickened 4 engineering vehicles + crane + gift bag

[Gift box] upgraded and thickened 6 engineering vehicles + Crane

[Gift box] (send 6 cars) upgrade and thicken 6 engineering vehicles + crane + gift bag