Volvo L220H is a large wheel loader, designed for heavy-duty operations, widely used in mining, construction, material handling and other fields. L220H is equipped with Volvo's efficient engine, which provides powerful power output and excellent fuel efficiency, and adapts to various complex working conditions. The cab design pays attention to the comfort and convenience of the driver, and is equipped with an advanced suspension system and an ergonomic seat, which reduces the fatigue of the driver due to long hours of work.

JCB backhoe loader is a multi-functional construction machinery equipment, produced by the British JCB company. It combines the functions of a loader and an excavator, with a loading bucket at the front end and an excavating arm and bucket at the rear end. JCB backhoe loaders are widely used in construction, agriculture, gardening and municipal engineering and other fields, capable of digging, loading, handling and bulldozing operations.

Is a kind of heavy construction machinery, mainly used for land leveling, digging, pushing soil, sand and other bulk materials. It is composed of power system, transmission system, walking system and working device. The main working device is the bulldozer, also known as the "shovel" or "push knife", used for bulldozing, leveling, backfilling and other operations. It is usually provided by a diesel engine, which ensures a strong power output and good adaptability. The walking system includes tracks or tires. The track type bulldozer is suitable for soft or uneven ground, and the tire type is suitable for hard roads. Widely used in construction, road construction, land development, farmland transformation, etc.