Plastic Cartridge manufacturer / supplier in China, offering Industry-Grade 320ml: 320ml Two-Component Dual Plastic Cartridge for a+B Adhesive Packaging for Construction, 320ml: 320ml Two-Component Dual Cartridge for Packing a+B Adhesive for Building Industry, Wide-Use Silicone/Ms/PU Sealant Packaging Two-Component Dual Cartridge for Industrial Adhesive for Construction and so on.