DH-XI-1L is used for liquid level inspection by X-Ray technology. Conventional liquid level inspection is assisted by sensor detection or machine vision technology and is only effective for transparent bottles. This machine accurately decides whether the liquid level is accepted by the obstruction amount of the X-Ray and is suitable not only for transparent containers but also for cans and other opaque containers. It can be widely applied in the liquid level inspection of canned beer, Chinese spirits, wine, beverage, milk, seasoning, etc. after filling.