Shenzhen Municipal Design & Research Institute Co., Ltd.

Shenzhen Neptunus Pharmaceutical Holdings Co., Ltd.

Shenzhen Honghai Technology Co., Ltd.

Zte Corporation

Hong Chen

Yong Li

Hui Kang

Jing Li

Ling Xu

Ning Wang

Lin Yu

Hanlin Feng

Xiaolin Wang

Dan Zhu

Weizhen Zeng

Jinhua Zhao

Tianxiao Wang

Cunfang Wang

Lijuan Zhang

Chuangui Huang

Yu Man

Dushi Lou

Haizhong Yu

Baomin Zhao

Shuya Liu

Shuo Yang

Jiandong Han

Guanghui Yao

Jianxin Wang

Milai Yin

Disclosed is a silicon carbide copper-plated gold-tin-preset heat sink structure, including a silicon carbide substrate, a first copper plate, a second copper plate and a preset gold-tin layer, wherein the first copper plate is provided on a side of the silicon carbide substrate, the second copper plate is provided on an other side of the silicon carbide substrate, a thickness of the silicon carbide substrate is larger than thicknesses of the first copper plate and the second copper plate, a width of the silicon carbide substrate is larger than widths of the first copper plate and the second copper plate, the thickness of the first copper plate is the same as the thickness of the second copper plate, the width of the first copper plate is smaller than the width of the second copper plate, and the preset gold-tin layer is provided outside the second copper plate.

Silicon carbide copper-plated gold-tin-preset heat sink structure and fabrication method thereof

Car charger

LED diving light

The present invention discloses a tunnel deformation monitoring system, which includes: a laser distance measuring instrument, disposed on a side wall of a maximum horizontal width of a tunnel, and configured to measure the width of a cross section of the tunnel; a surveillance camera, disposed on the laser distance measuring instrument, and configured to view the scene of the tunnel; a control and transmission device, configured to receive a control command and control the laser distance measuring instrument and the surveillance camera, and receive monitoring data of the laser distance measuring instrument and video data acquired by the surveillance camera; and a remote control terminal, configured to send a control command to the control and transmission device, receive the monitoring data and the video data, and analyze and display the monitoring data and the video data.

Tunnel deformation monitoring system

Shoe sole

The present invention relates to a novel crystalline form of a Compound 3,4',5-trihydroxy-stilbene-3-&#x3b2;-D-glucoside (polydatin) and a method of preparation and use thereof, and to a pharmaceutical composition containing crystalline form I of 3,4&#x2032;,5-trihydroxy-stilbene-3-&#x3b2;-D-glucoside. Crystalline form I of 3,4&#x2032;,5-trihydroxy-stilbene-3-&#x3b2;-D-glucoside of the present invention has a stable crystalline morphology, a definite melting point and a good chemical stability. Such a novel form of 3,4&#x2032;,5-trihydroxy-stilbene-3-&#x3b2;-D-glucoside possesses the properties required for the preparation of solid formulations and is easily tabletable and readily formable when formulated, which allows for substantial decrease in raw materials costs, more facile operations in production and easier control over quality in industrial drug production, and moreover, better convenience in storage.

Crystalline form I of 3,4'5-trihydroxy-stilbene-3-&#x3b2;-D glucoside

Growing community of inventors

Guangdong, China

Hong Chen