Plum Blossom pipes are communication pipe materials in the shape of a plum blossom, also known as plum blossom pipes and honeycomb pipes. They are primarily used as sheath pipes for communication cables in mobile, China Telecom, China Unicom, China Netcom, and cable TV industries.

梅花 pipes feature a porous monolithic structure for even load distribution. The product has a low friction coefficient on the inner wall, allowing for easy and quick cable installation, and is simple to install. It has multiple holes for reserved pipe apertures, enhancing the utilization of communication holes. The product is suitable for a wide temperature range (+80-40°C), usable in both tropical and cold regions. The joints use a sleeve structure, enabling tool-free connections between pipes for convenient installation and maintenance. The service life of the梅花 pipes exceeds multiple years under burial conditions. The pipes have a uniform color and are white, but can also be customized to other colors upon customer request. The pipes are smooth and flat with a consistent color, and are free from deformation, warping, or other defects. Both the inner and outer pipe walls must be free from cracks, damage, or perforations.