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Strict management, high precision of manufacturing, first-class quality,
continuous innovation, continuous improvement to
satisfy the customers
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The acceptance rate of first
inspection reaches 98%
The rate of customer opinion
processing reaches 90%
The rate of customer
satisfaction reaches 98%
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A. We establish and effectively implement the
ISO9001 quality management system, ISO14000 environmental management system,
GB/T28001 occupational health and safety management system.
B. We set up a fully functional
physical and chemical test center with advanced equipment to detect the
physical and chemical properties of metal and nonmetal raw materials and
products.
C. We establish X - ray,
ultrasonic, penetration and other nondestructive testing room to detect the
internal defects and appearance quality of the welding seam.
D. YIDUO has a variety of pipe
fittings and compensator hydraulic pressure test machine to ensure the strength
and tightness of the product is effectively controlled.
E. Anticorrosion performance test of anticorrosive
layer.
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The whole member participation,
whole process control, production, technology, sales, services and other comprehensive quality management, YIDUO
takes customer satisfaction as the standard.