Jigong crane is actually a small portable construction lifting equipment. Because it looks like a rooster with its head held high (with a column and an outstretched "neck”), it is commonly known as “rooster hanging” or “rooster hanging” in the folk. 

It is mainly designed to solve the problem that traditional large cranes cannot enter narrow spaces (such as indoor, urban villages, and construction elevator shafts). The following are its core features：

· Main purpose: In construction and decoration sites, it is used to lift cement, sand, gravel, bricks and other materials, and it is also commonly used in the loading of drilling and drilling piles. · Source of nickname: Named because it resembles a rooster in appearance. · Core advantages: small size, easy to move, compact structure, usually using a household 220V voltage to work. · Key parameters: The lifting weight is generally 500-800 kg, and the boom can be rotated 360 degrees.