连云港煜能取得聚氯乙烯粒子制造用双螺杆挤出机专利，降低清理的工作量与难度

Group 1 - The company Lianyungang Yunen Polymer Technology Co., Ltd. has obtained a patent for a "twin-screw extruder for manufacturing polyvinyl chloride particles," with the patent announcement number CN223223824U and an application date of August 2024 [1] - The patent describes a twin-screw extruder that includes a feed hopper and a collection cylinder, designed to collect materials that may spill due to human error, thereby reducing cleanup workload and difficulty [1] - The company was established in 2023 and is primarily engaged in the rubber and plastic products industry, with a registered capital of 3 million RMB [2] Group 2 - Lianyungang Yunen Polymer Technology Co., Ltd. has participated in one bidding project and holds four patents along with one trademark information [2] - The company possesses six administrative permits, indicating its compliance with regulatory requirements in its operational domain [2]