This stage is the advanced stage of the carving, the general shape is established must be the depth of fine carving, to be completed all the processes of carved jade pieces. Purpose of in-depth further fine jade carving, modeling, characterization; a complete object, although it is composed by a number of essential local, but they are relative to the whole, but there are primary and secondary host and the guest relationship. Therefore, when the depth characterization can not be treated equally to the average treatment, can not lead to the overwhelming situation, but must be the first to seize the whole object can best embody the main part of the God-shaped features. To grasp and a good grasp of the primary and secondary relationship is actually to solve the problem of an observation method. The observation method is still is an overall sense of eyes to see to be the performance of the whole object, and then quickly grasped from the overall feel of the most prominent, clear and strong contrast and jump into your eye's visual, so that you have a strong desire of the site began. If you feel this way more difficult to do, or not sure, but also by the comparison method. The interrelationship between the various parts of the object as a whole to determine the primary and secondary relationship to depth characterization.