Qingdao Jiashengde Polymer Materials Co., Ltd. is a professional enterprise integrating design, research and development, production, sales, and after-sales service, supported by a complete and scientific quality management system. Through years of continuous innovation, Jiashengde has focused on the development of environmentally friendly carbon-based stone plastic boxes — initiating R&D in 2017, completing full trial production in 2018, achieving mass production in 2019, and continuously optimizing its processes, formulations, and specialized equipment from 2020 to 2022.By integrating the three core dimensions of formulation, process, and equipment, Jiashengde has become a pioneer in the R&D and industrialization of carbon-based and plastic packaging solutions. Equipped with advanced plastic extrusion machines and deep expertise in plastic sheet extrusion, the company manufactures high-quality PP sheets, plastic cardboard, corrugated plastic boxes, and food packaging boxes, while also offering technical solutions for corrugated box making machine manufacturers and corrugated box manufacturing machine suppliers. Committed to sustainability and precision manufacturing, Jiashengde provides innovative, recyclable, and durable shipping and carbon-based packaging boxes that meet global standards — establishing itself as a trusted leader in the corrugated plastic and carbon-based packaging industry.