Join us for a dynamic factory walkthrough at Hong Er Plastic Manufacture Limited, where we showcase the production and real-world application of 28/400 and 28/410 non-spill OEM trigger spray heads. See how our 20+ years of manufacturing expertise and recent expansion enable us to deliver precision-engineered solutions for global B2B clients. This engaging demo highlights key features, assembly processes, and quality control measures that ensure reliable performance in various industries.