Jiangsu Yintuo Precision Technology Co., Ltd. is a professional manufacturer specializing in the R&D, production, processing and technical services of stainless steel pipes and precision tubes. Located in Jiangsu, China, Yintuo provides stainless steel tubing solutions for industrial piping, chemical processing, energy, engineering, semiconductor, medical and other applications. Company Development Yintuo has continuously developed its manufacturing capabilities and technical expertise in the stainless steel tubing industry. Through investment in production equipment, testing facilities and technology, the company has established an integrated production system covering cold rolling, cold drawing, piercing, heat treatment, degreasing and cleaning, bright annealing, straightening and precision finishing. The company has an annual production capacity of approximately 2, 500 tons of stainless steel pipes and tubes. Its factory is equipped with 25 cold rolling and cold drawing units, 5 degreasing and cleaning lines, 2 bright annealing furnaces, 1 piercing machine, 6 straightening machines and finishing lines for nickel-based alloy tubes. Products and Business Scope Yintuo's main products include stainless steel seamless pipes, precision tubes, bright annealed tubes, clean tubes, capillary tubes, thin-wall tubes, coiled tubes, U-shaped tubes, electro-polished tubes, industrial stainless steel tubes and nickel-based alloy tubes. We manufacture according to internationally recognized standards, including ASTM/ASME, GB/T, JIS, DIN, GOST, SH, HG and DL. Our products cover 304, 304L, 316, 316L and other special stainless steel grades and nickel-based alloys. Yintuo also provides customized manufacturing according to customer drawings, specifications, dimensions, tolerances, surface requirements and application conditions. Quality and Certifications Quality control covers the entire production process from raw materials to finished products. Our QC team inspects chemical composition, mechanical properties, dimensional accuracy and surface quality according to applicable standards and customer requirements. Depending on product requirements, we provide eddy current, ultrasonic, hydraulic, metallographic, hardness and intergranular corrosion testing. Finished products are inspected for surface condition, length, outside diameter, wall thickness, straightness and other key specifications before shipment. Yintuo has obtained DNV ISO 9001: 2015 quality system certification, special equipment pressure piping production licenses (TS A1/A2/B), TUV CE, AD2000, GOST, SGS and other relevant certifications. Material certificates and inspection reports are available according to customer requirements. International Business and Future Development Yintuo serves domestic and international customers, including distributors, engineering companies, industrial manufacturers, contractors and end users. We provide professional support from quotation and technical confirmation to production, inspection and delivery, focusing on stable quality, competitive pricing and reliable service. Looking ahead, Yintuo will continue to invest in production technology, quality control and product development, focusing on high-precision and high-value-added products such as precision tubes, thin-wall tubes, bright annealed tubes, clean tubes, semiconductor-related tubing and special alloy tubes. Our goal is to strengthen our international market presence and become a reliable global supplier of stainless steel pipes, precision tubes and special alloy tubing. Through professional manufacturing, strict quality control and flexible customized services, Yintuo is committed to building long-term partnerships and creating value for customers worldwide.