Core Viewpoint - Shanghai Zhanxin Technology Development Co., Ltd. has achieved a breakthrough in the field of hollow fiber membrane spinnerets with the authorization of a national invention patent for its "embedded multi-porous hollow fiber membrane spinneret" [1][3] Group 1: Innovation and Technology - The patented technology addresses industry pain points such as low production efficiency and high maintenance costs associated with traditional spinnerets [3] - The innovative structure of the spinneret, which includes a modular base frame and a tubular single-hole spinneret, allows for the simultaneous production of hundreds of membrane fibers, significantly increasing production efficiency by several dozen times compared to traditional single-hole spinnerets [3] - The patent achieves dual breakthroughs in "multi-porous expansion" and "convenient maintenance," reducing maintenance time from hours to minutes and lowering material waste by over 80% [3] Group 2: Market Position and Applications - The patented technology has been successfully applied in critical areas such as environmental water purification and medical dialysis membranes, supporting the company's continuous product upgrades from the 5th to the 9th generation of spinneret products [5] - The company serves 634 global customers, holds over 90% market share in the domestic high-end market, and has expanded into 37 countries and regions, establishing itself as a benchmark enterprise in the hollow fiber membrane spinneret field in China [5] - As a national high-tech enterprise, the company has accumulated over 40 independent intellectual property rights, showcasing its innovative strength under the "integration of production, education, research, and application" development model [5]