【大正DUCHIN是哪个国家的品牌？】

英文翻译：The company was founded on May 9, 2001. Its predecessor is Chongqing Beibei District temperature instrument factory. It is located at No. 290 fengshixing Road, Beibei District (adjacent to Beibei Wanda Square). It covers an area of 16 mu. The company is listed on the "new third board" (Securities abbreviation: Dazheng instrument, stock code: 872715). The company specializes in the R & D, production and sales of temperature sensors and supporting devices. Its main products include thermocouples, thermal resistors, heat meter temperature sensors, temperature trackers, display controllers, bimetal thermometers, compensation wires, composite metal casings, electric heaters, tungsten rhenium thermocouple vacuum verification devices, complete sets of instruments and meters. The company is one of the earliest domestic enterprises to develop "tungsten rhenium thermocouples", and its products have formed a series, among which the high temperature and high pressure tungsten rhenium thermocouples have been successfully developed earlier in China. The company's tungsten rhenium thermocouple products are in the forefront of the same industry in the country. The company's innovative products "single core armored thermocouple", "large diameter thick wall armored thermocouple", invented the method of "preferred matching" of armored thermocouple and manufacturing armored thermocouple with hot rolling technology, improved the structure system and manufacturing method of thermocouple products, and promoted the technical progress of the industry. The company will take the opportunity of listing the "new third board", increase the development of new products and new projects, consolidate and expand the main business income of the enterprise, and strive to make the enterprise bigger and stronger.

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