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    1. Current location:Home > English > About > Development history >
      Development history
      It has been rated as a state-level warehousing enterprise, Jinan specialized and special new enterprise, and national intellectual property advantage enterprise; in response to the needs of intelligent mine construction, it has successfully developed inte
      It has been rated as a national high-tech enterprise The number of patents has been increased to more than 30, and the products such as air door, wind window and sports car protection device have realized remote control
      The headquarters moved to the office building with more than 2000 square meters in high tech Zone, and the group s customers continued to expand and the sales volume exceeded 50 million yuan
      Jinan Municipal Bureau of science and technology as Jinan innovative enterprises To become a strategic partner of Shenhua Group and Yitai group
      It was rated as the standing director unit of Shandong coal mining products industry association
      The company cooperates with Shenhua Group to develop intelligent dual power automatic switching control box, and has obtained a number of invention patents
      The company purchased 2400 square meters of office building in high-tech development zone and established new product R & D center
      Production and research and development of steel mining pressure free door and all kinds of mine doors, product line further expanded
      The company has passed ISO9001 quality management system certification
      The company has obtained the national industrial product production license issued by the General Administration of quality supervision, inspection and Quarantine of the people s Republic of China
      The company has entered a period of rapid development, the company s products have increased to more than ten products in three categories, all of which have obtained the safety standard certificate and explosion-proof certificate required by the state
      Jinan Jiahong Technology Co , Ltd was established, mainly producing miner s lamp and other mining lighting equipment
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