1.Its specialty mainly lies on the special hunch design of arm part, which realizes its comfort and luxury.
2.There are 4 groups of specially designed stones. In each group, the stones are placed according to
the curve of the lumber with 3 concave parts and 3 protruding parts.
3.The neck jade moving on the slip track is also designed matching to the curve shape of the neck.
4.The handset and the remote controller together design which brings conveniences and easy operation to the machine