Guangdong Yinxi Science & Technology Co., Ltd. (Stock Abbreviation: Yinxi Technology, Stock Code: 300221) was founded in 1997 and is a national-level technology enterprise integrating the research, development, production, and sales of high-performance polymer new materials. After years of development, Yinxi Technology has established production and R&D bases in Humen and Daojiao, Dongguan, and Wuzhong, Suzhou, forming an annual production capacity of 300,000 tons of modified polymer materials, becoming one of the most important polymer new material manufacturers in China. The main products of Yinxi Technology include PP, ABS, PC, PC/ABS alloy, PS, PA, PBT, PPS, PVC, PVC/ABS alloy, TPE, etc., covering five major series: flame retardant materials, weather-resistant materials, reinforced and toughened materials, plastic alloys, and environmentally friendly durable materials, which are widely used in home appliances, automobiles, IT electronics, LED lighting, power tools, wires and cables, road materials, and other fields. Currently, Yinxi and its affiliated enterprises have formed an industrial layout in emerging technological areas such as modified plastics, LED lamp accessories processing, precision metal processing, and 3D printing.