Milestone

• 1993

• 2010

• 2012

• 2013

• 2014

• 2015

• 2017

• 2018

• 2019

• 2020

• 2021

• 2022

• 2023

• 1993

  Hanhai brand was born

• 2010

  Received the Science and Technology Innovation Fund of the Ministry of Science and Technology

• 2012

  Listed in the State Administration of Work Safety's Advanced Applicable Technology Guidance Catalog

• 2013

  Obtained the mining product safety mark certificate

  Selected into the "Four Batches" Projects of the State Administration of Work Safety

  Become a national high-tech enterprise

• 2014

  Obtained the safety and technological achievements appraisal of the State Administration of Work Safety

  Passed ISO9001, ISO14001, OHSAS18001 certification

• 2015

  Products are promoted and used in Beijing Gas

• 2017

  Products obtained fire certification

• 2018

  The first long-distance gas pipeline (PetroChina) buried monitoring

• 2019

  Products are widely used in CNOOC

• 2020

  Received 30 million from Beijing Economic and Technological Development Zone Government Industry Guidance Fund

• 2021

  Looking forward to working with you to promote the development of my country's laser industry.

• 2022

  To be the only one among the four selected units on the list of urgently needed technology and equipment for work safety and emergency rescue of the National Center for work safety and emergency rescue, “Long-range toxic and harmful gas detection equipment for dangerous chemicals.” Enterprises that have independently developed products

• 2023

  Access to Beijing“Innovative” small and medium-sized enterprises