Hon Hai Precision Industry Co., Ltd.

Tencent Technology (shenzhen) Company Limited

Hong-fu Jin Precision Industry (shenzhen) Co., Ltd.

Yong Zeng

Zhu Liang

Zhihao Zheng

Cheng-Hung Lin

Wen-Tao Wang

Huixing Wang

Zhi-Gang Hu

Guanghai Wen

Yiting Zhou

Huabin Xu

Jia Ma

Shuzhan Yang

Jiawei Lv

Qianbiao Xiang

Haoyu Xiao

Xiaopeng Shen

Zhi-Guo Yang

Ming-Gang Wang

Qiaoyu Xu

Yuhong Tian

Qing Mao

According to an example, a first terminal device uploads sharing information to a server, the server sends identification information related to the sharing information to the first terminal device according to the sharing information, and the first terminal device transforms the identification information into a sound signal, and plays the sound signal. a second terminal device receives the sound signal, parses the sound signal to obtain the identification information, and sends a download request comprising the identifier information to the server. The server sends the sharing information to the second terminal device according to the download request.

Method, terminal device, server and system for sharing information

An exemplary metal structure () includes a base portion (), a flange (), and an edge portion (). The base portion defines a circular flanged hole (). The flange extends from a top surface of the base portion and the flange surrounds the circular flanged hole. The edge portion is configured for connecting an inside surface of the flange and the top surface of the base portion. The edge portion includes an edge surface, and a ratio of a radius of the edge surface () of the edge portion with respect to a thickness of the base portion is less than 0.4. A method for making a circular flanged hole in a metal sheet () is also provided.

Metal structure defining circular flanged hole and method for making the same

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Shenzhen, China

Yong Zeng