成人免费在线观看视频,在线国产精品五区,日本久久二三区,日韩夫妻Av大片

Our company's main products include: furnace front carbon and silicon analyzer, furnace front iron quality management instrument, smelting thermometer, five element analyzer, high-frequency infrared carbon and sulfur analyzer, furnace front iron analyzer, etc. Strictly following the requirements for standardized management, with excellent manufacturing processes, striving for excellence, and continuously improving, we provide customers with satisfactory products and services. The company's products are applied in metallurgy, casting, steel, machinery, mining, construction, power and other sectors, and can determine the content of carbon, sulfur, manganese, phosphorus, silicon, nickel, chromium, aluminum, copper, titanium, zinc, magnesium, rare earth and other elements in industrial materials. The instrument has high measurement accuracy and can be ordered according to user requirements. The company adheres to the corporate philosophy of "people-oriented, technology oriented" and adheres to the business philosophy of "customer first, service oriented". Your satisfaction is the pursuit of "Kaidi" people, and we sincerely welcome new and old customers to visit.