This is a difficult case treated with Lite option. There are only 28 aligners (with refinement) can use to achieve the treatment goal. The things we can learn from this case are as below:
1. Stablize occlusion by lock all 4's 5's 6's(No movement by superimposition)
2. Attachments design in scissorsbite correction, especially lingual attachments over 16263747.
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