XI AN DINGHUA ELECTRONICS LIMITED COMPANY is a joint-stock Hi-tech enterprise established in 1992, integrating development, production and marketing in one entity, and locating in XI AN Hi-tech Industrial Development Zone. The company puts the modern enterprise management into effect, implementing ISO9000 Quality Control System. We now have a complete system of manufacture, sales network, installation and service, operated by an excellent team of production, management, sales and after service specialists.The ELL external liquid level meters are invented and manufactured by our Company, is been included in the lighted torch plan item of the Ministry of Science and Technology of China. The technique of meter is advanced in the world, the quality is constantly improved. All these have gained us recognition and prestige from the numerous user at home and abroad. Product are best-selling in in any provinces and municipalities all over China, and export to the Kazakstan, Syria, Bengal, Pakistan etc. countries. The product widely uses in professions petroleum, petrochemical, chemical engineering, electric power, storage & shipment, metallurgy and medicine etc.Our personnel engaging in technical service are busy running through wind and rain across the country, being always ready to answer customers. The whole company, from the supervisor to employee, is united with absolute sincerity, making great efforts to realize a common conviction.