Hai Kong Composite Materials Company specializes in composite cylinders with plastic liners. As experts in the research and manufacturing of composite cylinders and equipment, the company's founding team initiated research and development in composite cylinders in 2015. They have developed a dedicated resin for composite cylinders, completed the R&D of multiple composite cylinder products, and designed a fully automatic production line for composite cylinders. Additionally, they have developed testing equipment for certification trials of composite cylinders.Hai Kong possesses a comprehensive set of solutions for composite cylinder technology, allowing them to provide customers with complete turnkey projects. In China, Hai Kong is the only technology service provider capable of offering a full range of solutions for composite cylinders. Simultaneously, it stands as a mature and technologically advanced producer of composite material LPG gas cylinders.