Company Description
Ningbo Jiulong Machinery Manufacturing Co., Ltd(NJMM). is one of the largest steel grating manufacturers in China, which has 20 years? experience.
Ningbo Jiulong Machinery Manufactoring .,Ltd owns seven auto-pressed welding machines. The annual production capacity is over 50000 tons. Our main products include steel grating, stair tread, compound steel grating, drainage pit/trench cover, railing and stanchion etc.