Boe Technology Group Co., Ltd.

Beijing Boe Display Technology Co., Ltd.

Guoyu Qiao

Zhe Wang

Fei Ma

Chen Qi

Yuanchao Zhu

An angle adjustment tool, an angle adjustment system for a liquid crystal panel and a corresponding line defect analysis method are disclosed. The angle adjustment tool includes: a base; a first toothed member and a second toothed member; a rotating scale; and an angle indicator. The first toothed member includes a first toothed portion. A first end of the second toothed member has a second toothed portion and engages with the first toothed portion of the first toothed member, and a second end of the second toothed member is connected to the rotating scale; the second toothed member is pivotable about a central pivot axis of the second toothed portion. A pitch circle diameter of the second toothed portion is n times a pitch circle diameter of the first toothed portion, where n is a positive integer greater than or equal to 2.

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Beijing, China

Guoyu Qiao