Plum Blossom pipes are a type of communication tube with a plum blossom shape, also known as plum blossom pipes and honeycomb pipes. They are primarily used for cable sheathes in mobile, China Telecom, China Unicom, China Netcom, and cable TV communications.

梅花 pipes feature a porous monolithic structure for even load distribution. The product's inner wall has a low friction coefficient, allowing for easy cable passing and straightforward installation. It has multiple hole positions, enabling the reservation of pipe holes to enhance communication hole utilization. The product has a wide temperature range suitability (+80-40°C), making it usable in both tropical and cold regions. The connectors use a sleeve structure, allowing for tool-free connections between pipes for convenient construction and maintenance.梅花 pipes have a long service life and can be used for years in buried conditions. The pipe material has a uniform color and is white, but can also be customized to other colors upon customer request. The pipes are smooth and flat with a uniform color, without any deformation, twisting, or other defects. Both the inner and outer pipe walls must not have cracks, damage, or perforations.