Compared with other construction machinery, small excavators have their own advantages. They are easy to operate, flexible and maneuverable. They can easily enter small spaces for construction. They are also energy-efficient and can effectively reduce construction costs. They also have less pollution to the environment. The purchase and maintenance costs of small excavators are much lower than those of large excavators, making them more friendly to small and medium-sized enterprises. They are highly versatile and have a wide range of operations. The control and operation of small excavators are relatively easy to master, and the quality is more reliable and stable. They have good mobility and are easy to transfer to other work sites. Small excavators are small in size and have lighter bulldozers. They can be flexibly moved and transferred within the working range, making them a common choice for urban construction.