
ABOUT
Hanhai Opto-electronic is a major scientific research achievement transformation institution of the Hefei Institute of Physical Science, Chinese Academy of Sciences.
In May 2021, Internet of Things (IoT) laser gas leakage monitors (solar-powered) were installed on the pressure-regulating boxes in residential areas, including Honghai Area B and Huhai Holiday Community, in Bayuquan District, Yingkou City, which are under the responsibility of Yingkou Towngas Gas Co., Ltd. This enables 24-hour uninterrupted online monitoring.

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
