ABOUT US
Jiulong Machinery
Leading domestic enterprises in scale, complete product range
One of the steel grid enterprises with strong manufacturing capacity and large export volume
Ningbo Jiulong Machinery Manufacturing Co.,Ltd (NJMM) was founded in 1993, is mainly engaged in the design and manufacturing of steel grating, railings, platforms and other light steel structures, is a modern comprehensive enterprise integrating scientific research and design, machinery manufacturing and engineer- ing construction. NJMM currently has two production bases, covering an area of 450000 square meter and whorkshop area of 30000 square meter. With 12 self-developed automatic pressure welding equipment lines, 6 sets automatic banding robots, 2 sets irregular grating fabrication platforms.
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APPLICATION AREA
PRODUCTS CENTER
Steel Grating
Steel grating is a kind of open steel member which the bearing bars & cross bars are jointed at their intersections by welding or locking.
Stair Tread
Longta stair tread is made of steel grating,&widely used in any steel ladder. Featuring easy installation,strong structure & aesthetic appearance,&good water permeability.We can fabricate it in accord with cutomers'requirment.
SERVICE
Facing the future, implement the brand development strategy, continue to be guided by the development of new products and technological innovation, consolidate and develop the dominant position of existing products, continue to open up the market and keep pace with the times, and strive to create "Kowloon Machinery"-our own brand!


OUR PARTNER
Products won the praise of customers at home and abroad, "Jiulong" steel grid has been widely used in many large-scale projects
NEWS CENTER
Sincerely work hand in hand with you to contribute our strength to the cause of the steel plate
2026-06-11
Ball Joint Stanchions Handrail: 2026 Ultimate Buyers Guide for Industrial Projects
This 2026 practical guide breaks down all critical details of ball joint stanchions handrail, covering core definitions, installation steps, material performance comparison, global safety compliance standards, and sourcing best practices, based on Jiulong Machinery’s real-world project experience across 30+ countries to help project managers make cost-effective, long-lasting purchasing decisions.
2026-06-09
2026 Ultimate Guide to Choosing a Reliable Heavy Duty Grating Supplier
This 2026 industry-focused guide covers core selection standards, cost-benefit comparison, common pitfalls and verified qualification checklists for heavy duty grating suppliers. Supported by latest industrial safety data and 300+ real project cases, it helps procurement teams find compliant, cost-effective heavy duty grating solutions in 3 minutes to reduce long-term operation and maintenance risks.
2026-06-08
Ball Joint Stanchions Handrail: 2026 Complete Guide for Industrial Safety
This 2026 practical guide covers full details of ball joint stanchions handrail, including core definition, performance advantages, step-by-step installation, material selection, safety compliance standards, and verified industrial cases, to help project managers and purchasers pick cost-effective, OSHA-approved solutions for different usage scenarios.