（1）JK-D electric winch is a new type of winch which can be an ideal replacement of traditional hoist.
（2）The JK-D electric winch has the features of small teeth difference, compact structure, small volume, smooth running, convenient and easy maintenance, low noise and a long service life.
（3）JK-D electric winch is widely used in building construction, dock, bridges and metallurgical industries for lifting and installation.