97久久精品人人搡人妻人人导航|国产精品无码专区第1区|无码少妇二区|无码一级午夜福利免费区

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        Hello! Welcome to the website of Dongda Machinery Manufacturing Co., Ltd!
         ※ BACK TO HOME ※ 中文  ※ English
        High tech Enterprises
        Integrating R & D, production, sales and service
        Service hotline:
        13675469181
        PRODUCT DISPLAY
        High tech enterprise integrating R & D, production, sales and service
      2. 鉆井修井設備工具及配件
      3. 采油設備及配件
      4. 開關磁阻調速電機
      5. 壓力容器類
      6. 真空加熱爐及燃燒器
      7. 防腐鋼管線
      8. 柔性復合管及燃燒氣管道
      9. 野營房
      10. 電加熱器及開關柜
      11. 油田專用閥
      12. FOUR ADVANTAGES OF DONGDA MACHINERY
        Reputation comes from star quality, price excellence comes from cost control
        Metalworking manufacturer
        Metalworking manufacturer
        Professional service saves you time, effort and worry
        Manufacturer
        Price
        Service
        TEL:13675469181
        01
        Quality first, sincere win-win
        Innovation first: advance high-tech, rapid response to meet the needs of customers; quality first: product quality is the fundamental to the optimization of customer products.
        02
        Bold practice and hard work
        Management Oriented: in the process of enterprise operation, it should be based on management.
        03
        Professional technology, high cost performance
        The company adopts advanced technology and standardized manufacturing system in accordance with modern enterprise system management, ...
        04
        Perfect after-sales service and keep improving
        We are equipped with an experienced and skilled after-sales service team, and implement the "Three Guarantees" service commitment, ...
        ABOUT US
        Dongying Dongda Machinery Manufacturing Co., Ltd
        Dongying Dongda Machinery Manufacturing Co., Ltd. is a high-tech enterprise integrating R & D, production, sales and service. The company is located in the north section of Juzhou Road, Dongying Economic and Technological Development Zone. The factory covers an area of 40000 square meters, with more than 260 employees,.....+++Click to see more+++
        NEWS INFORMATION
        Pay attention to the latest trends, understand the latest cutting-edge technology and master the latest science and technology
        97久久精品人人搡人妻人人导航|国产精品无码专区第1区|无码少妇二区|无码一级午夜福利免费区