Improve internationalization level and serve customers from all continents, Gyumri Transmission joint Expansion joint rest assured enterprises--Zhongyuan valve fittings has focused on coal gas for many years, Do better today than yesterday, and do better tomorrow than today, and the company pays attention to technological innovation and process improvement. Due to the needs of production and market, Gyumri Transmission joint Expansion joint rest assured enterprises--Zhongyuan valve fittings has hired many engineering and technical personnel in the field of coal gas in recent years, Assisted by science and technology, which has greatly improved the technical content of Gyumri GyumriWaterproof casing and other products. Zhongyuan valve fittings brand has been unanimously praised by the majority of Gyumri users.
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