
ABOUT
Hanhai Opto-electronic is a major scientific research achievement transformation institution of the Hefei Institute of Physical Science, Chinese Academy of Sciences.

On October 27, 2023, at the 3rd China Safety and Emergency Technology Equipment Expo, a delegation led by Gong
The 3rd China Safety and Emergency Technology and Equipment Expo (hereinafter referred to as the Expo), jointly h
From October 17th to 20th, 2023, the 12th National Mine Rescue Technology Competition Advanced Applicable Technolog
At around 12:00 on October 10, a suspected gas explosion occurred during the blocking construction of the No 1
At around 15:00 on October 9, an explosion occurred during the gas pipeline test before the opening of a restau
About 11:00 am on September 21Cangzhou City, Hebei ProvinceDongguang County East Development ZoneFire accident occur
From September 8th to 11th, 2023, the hazardous chemical safety production emergency rescue technology and equipmen
On August 13th, a gas flash explosion occurred in a street store in Gaomi City, Weifang, Shandong According to

At around 6:00 am on July 31, a suspected gas explosion occurred at Jiu Hao canteen, 198 Qianlong Olympic Sport
July 29 Anping County, Hengshui, China (Reuters)-two people were killed and two were seriously injured in an expl
TEL:400-055-1239 (9:00~17:00)
MAIL:lisghanhai@gkhhlaser.com
ADDR:302 Floor, Building 5, No. 18, Kechuang 13th Street, Beijing Economic and Technological Development Zone
