3.8 Goddess Festival

Xi'an Dinghua Electronics Co., Ltd. is a high-tech enterprise established in Xi'an High tech Industrial Development Zone in 1992. In 2016, it was successfully listed on the New Third Board, abbreviated as "Dinghua Electronics" with the code "837793". It is committed to the research and production of automation instruments. The company has established a comprehensive modern enterprise management system and has passed ISO9001 quality management system certification, ISO14001 environmental management system certification, and OHSAS18001 occupational health and safety system certification. The products are widely used in the fields of petroleum, petrochemicals, chemical engineering, storage and transportation, military oil depots, electricity, medicine, new energy, etc., and have become the focus of large enterprise groups such as Sinopec, PetroChina, CNOOC, and SinochemThe main supplier of automation instruments.

ELL, invented by Professor Wang Dinghua, the founder of Dinghua Electronics, in 1990®The external liquid level instrument accurately measures the liquid level from outside the container, achieving true isolated non-contact liquid level measurement, which is beneficial for Chinese instrument companies worldwideAt the forefront of technology, it is a technological revolution in liquid level measurement technology. It has been used for a long time in over a thousand domestic and foreign enterprises for various containers under hundreds of working conditions, winning high praise from a large number of users.2009Dinghua Electronics promotes the entry of external liquid level instruments into the national industry standard - China Chemical Industry Standard（HG/T 21581-2010）-According to the "Automatic Control Installation Atlas", external level measuring instruments have become the mainstream instruments for level measurement.