What about Shandong Zhonghui Instrument Co., Ltd.?

Shandong Zhonghui Instrument Co., Ltd., established in 1999, is a high-tech enterprise in Shandong Province, located in Zibo National High-tech Industrial Development Zone.

The company specializes in R&D, manufacturing and selling petroleum products and sulfur hexafluoride gas detection and analysis instruments, which are widely used in electric power, petroleum, chemical industry, scientific research, national defense and military fields. It has its own product R&D, manufacturing, testing and technical service base, Shandong Academician Workstation and Zibo Engineering Technology Research Center. At present, it has 70% employees above junior college and 20% engineers and technicians, and is a member of the National Standards and Technology Committee. The products developed and manufactured by the company include 16 technologies that have won national invention patents, and more than 60 technologies that have won national utility model and appearance patents, and are rated as "patent star enterprises in Shandong Province".

The company has developed and manufactured oil detection and analysis instruments for the first aircraft carrier in China and the aircraft carrier laboratory under construction, and ground detection and analysis instruments for the first large passenger aircraft in China. Participate in drafting national and industry standards, and undertake national technical support projects, national public welfare projects, national torch plan projects, national science and technology innovation fund projects, national defense military construction projects, national power grids and power generation companies, universities and provincial and municipal projects.

The core technology of the company's products comes from continuous innovation, which has created the Zhonghui brand. To this end, more than 60 series of products developed and manufactured by us run reliably and safely in professional laboratories at home and abroad. Product sales occupy the main domestic market, and some products are exported to more than 20 countries such as Greece, Russia, Pakistan, Myanmar, Thailand, Vietnam, India and Sudan.