Wu Han Aibird Uav Co., Ltd.

Hubei Bio-pharmaceutical Industrial Technological Institute Inc.

Humanwell Healthcare Co., Ltd.

Wen Zhou

Xiaobo Wang

Guoping Hu

Chengde Wu

Yong Xu

Yi Zhang

Chunli Shen

Jian Li

Lu Huang

Xuehai Wang

Ronghua Tu

Fei He

Wenjie Sun

Hailiang Chen

Jie Shen

Yang Yue

Zhongwen Yang

Qiang Xiao

Jing Yang

Li'e Li

Nengyang Shi

Hua Tian

Yanping Yu

Jing Tang

Jun Luo

Shuhui Chen

Xuwen Zhang

Dongzi Peng

Quan Liu

Jing Yu

Zhenyu He

Diliang Guo

Provided are a series of BTK inhibitors, and specifically disclosed are a compound, pharmaceutically acceptable salt thereof, tautomer thereof or prodrug thereof represented by formula (I), (II), (III) or (IV). 

BTK inhibitor

Monopod holder for mobile phones and cameras

The present disclosure provides a hand-held three-dimensional panoramic pan-tilt kit, comprising a hand-held portion, a first motor, a second motor and a third motor that are perpendicular to each other in spatial positions, the first motor is located at a top end of the hand held portion, a first connecting arm is connected to the first motor, the other end of the first connecting arm is connected to the second motor, a second connecting arm is connected to the second motor, the other end of the second connecting arm is connected to the third motor, the third motor is fixedly connected with a connecting member, a front end of the connecting member is connected with a holding member, a first slip ring is arranged between a rotating shaft of the first motor and the first connecting arm, a second slip ring is arranged between a rotating shaft of the second motor and the second connecting arm, a third slip ring is arranged between a rotating shaft of the third motor and the connecting member. By using the slip rings, the present invention ensures 360-degree rotation of the first connecting arm, the second connecting arm and the connecting member during use of the pan-tilt kit, enables the pan-tilt kit to be suitable for a variety of shooting conditions and scenes, thus utilization ratio of the pan-tilt kit is significantly increased and consumers' demand for use is satisfied.

Hand held three-dimensional panoramic pan-tilt kit

Growing community of inventors

Wuhan, China

Wen Zhou