【Model Name】 Mack MP Truck With  Mixer
【Car model ratio】 1:50
【Main material】 Alloy+Plastic
【Car model brand】 First Gear（NOREV）
【Model description】 The cab, the left and right doors, the engine cover, the frame and the mixing body are made of alloy materials; the left and right two doors can be opened, the engine cover and the mixing body can be opened, and the mixing body can be rotated; the front wheels can be Swing left and right.

【Model name】 Volvo dredger (VOLVO EC300C Excavator)
【Car model ratio】 1:50
【Main material】 Alloy+Plastic
【Car model brand】 MOTORART
[Car model description] 90% of the parts are made of alloy materials, each joint can move like a real car, the track wheels are rotated, the engine cover can be opened, and the metal track is simulated by actual simulation, and there are many moving parts.