Shandong New Optimization Material Technology Co., Ltd. is a joint venture established by Shanghai Zijiang Enterprise Joint Stock Co., Ltd. (SH: 600210) and Shandong New Optimization Management Co., Ltd., with Shanghai Zijiang Enterprise Joint Stock Co., Ltd. (SH: 600210) as the controlling shareholder. It is a new material company specializing in the R&D, production and sales of water-soluble film biodegradable materials. The company has built a 10,000-square-meter standard clean workshop, along with a dedicated R&D team and laboratory. Based on market and customer needs, it has developed and launched over ten water-soluble film products in four series: standard, fast-dissolving, quick-dissolving and ultra-quick-dissolving. These products are suitable for packaging needs of various categories such as liquid-liquid beads, solid-liquid beads and powder-liquid beads. Corresponding solutions are also available for packaging needs involving alkaline contents and quick dissolution in cold water. Many of the company's products have been applied to laundry beads and dishwashing beads of well-known domestic leading enterprises, and have been supplied to overseas markets.