Permanent Steel Manufacturing Co.,Ltd have years of experience in manufacturing of carbon steel pipe, stainless steel tube, hollow section, pipe fittings.

YASCO was founded in 2002 and focuses on providing high-quality stainless steel pipes and other related services,Yasco’s products are widely applied in oil and gas pipeline,wastewater treatment,petrochemical equipment,construction and decoration industry,and pharmaceutical industry. With our advanced equipment and professional team, we provide excellent service. We have long-term partnerships with customers in many industries worldwide. Our products are exported to more than 50 countries and regions, including Europe, Southeast Asia, South Africa, and the Middle East.

Shengjie Tower is a leading provider of innovative and high-quality structural steel solutions. With a wide range of products and services, they cater to various industries including construction, telecommunications, power transmission, and more. Their team of experts is committed to delivering top-notch products and services that meet the highest industry standards. Shengjie Tower is known for its reliability, efficiency, and customer satisfaction. With a focus on technological advancements and sustainability, they strive to continuously improve their offerings to meet the evolving needs of their clients. Trust Shengjie Tower for all your structural steel needs and experience superior quality and service.Ningbo Cijie Chemical Equipment Co., Ltd. have been specialized in Tower Packing manufacture for many years. Our main products are various kinds of Structured Packing, Pall Rings. Also including Plastic Tower Packing, etc.