交换娇妻高潮呻吟不断,人妻在卧室被老板疯狂进入,俱乐部换娇妻大杂交

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      Welcome to our website!

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      Main product
      Medical titanium rod
      Medical titanium plate
      Medical titanium tube
      Titanium material
      Titanium products
      Titanium products for Ultrasonic industry
      Titanium products for power plant industry
      Titanium products for the oil
      Titanium products for Medical equipment industry
      Titanium products for Chemical industry
      Titanium alloy daily necessities
      Titanium handicraft
      Titanium standard parts
      Export of titanium products
      Titanium products for Vacuum coating industry
      Titanium anode for water treatment industry
      Titanium equipment
       
       
      >>
      Quality system
      Quality assurance:
      In order to establish the product quality assurance system, the company will gradually improve the following product quality system :
       Inspection system for raw and auxiliary materials Intermediate procedure inspection system
       Inspection system for raw and auxiliary materials Inspection system for finished products and semi-finished products
       Product quality responsibility system Product quality accident treatment system
       Product quality objection system Product quality inspection system
       Product quality statistics system Product quality feedback system
       In strengthening the inspection and supervision of the quality of the products, the company has made a good grasp of the procurement and control procedures of the raw and auxiliary materials. Production outsourcing control procedures, production process management control procedures, and the preparation of product quality manuals, so that the operation of product quality assurance system has file basis. The company may entrust the northwest supervision and inspection center to test the components and properties of the raw and auxiliary materials and products.
      Brief introduction to the northwest Supervision Center :
       Chinese Northwest Nonferrous Metals Industry Quality Supervision and Inspection Center (northwest Inspection Centre), 1987 Chinese Nonferrous Metals Corporation approved by the State Bureau of technical supervision and technical supervision of Shaanxi province authorized nonferrous metal quality supervision and inspection agencies with the third party fair status. In 1989, the inspection and inspection center passed the accreditation of China Nonferrous Metals Corporation, passed the metrological certification organized by the State Technical Supervision Bureau, and obtained the national measurement certificate.
      Quality inspection:
       The detection means are complete, and have various kinds of mechanical, spectral analysis and NDT measuring devices. The company has a complete quality assurance system from raw material to factory production, process inspection, finished product inspection and after sale service, and strictly guarantees the quality of the factory's products. "Quality first, safe and reliable, abide by the contract, the user satisfaction" is the quality policy we believe.
         
      DINGDING TITANIUM--
      Metallographic organization rating
      Testing the structure of titanium
      material and grading the size of grain.
      DINGDING TITANIUM--
      Chemical composition analysis was used to
      detect the content of titanium and impurities.
      DINGDING TITANIUM--
      The microstructure of the titanium
      material was detected by high and low fold tissue.
      DINGDING TITANIUM--
      The mechanical properties, such as tensile strength,
      yield strength, elongation and shrinkage of
      titanium materials, are detected.
       
      交换娇妻高潮呻吟不断,人妻在卧室被老板疯狂进入,俱乐部换娇妻大杂交