Company Honor

Shanghai Lianyu Industrial Co., Ltd. is a CE, UL, and ISO certified manufacturer in China, specializing in pipe supports, cable trays, Pv support systems, and integrated support & hanger solutions. Our products meet international standards for safety, quality, and performance, recognized by global certification authorities.

Our factory holds a complete range of industrial and electrical system certifications, including:

-CE Certification – conformity with European safety and performance standards.

-UL Certification – compliance with North American product safety and reliability requirements.

-ISO 9001 Quality Management System – certified manufacturing process ensuring consistent product quality.

-Low Voltage Directive (LVD) Attestation – certified safe operation under low voltage applications.

-Multiple Chinese National Industrial Certifications – confirming material safety, corrosion resistance, and structural integrity for use in major engineering projects.

These certifications demonstrate Lianyu’s commitment to precision manufacturing, international compliance, and long-term reliability in all our pipe support systems, modular brackets, seismic restraints, photovoltaic mounting systems, and enclosure solutions.

Our engineering and quality teams ensure that every product leaving the Lianyu facility complies with the highest international benchmarks, giving our clients confidence in every installation — from industrial plants and power stations to commercial buildings and infrastructure projects.