伟隆股份：产品在数据中心领域主要应用于一次侧冷却塔、管路以及二次侧CDU等设备

Group 1 - The company, Weilon Co., Ltd., provides a variety of products including butterfly valves, ball valves, gate valves, control valves, exhaust valves, pressure reducing valves, and regulating actuators [1] - The company's products are primarily used in data center applications, specifically in primary side cooling towers, pipelines, and secondary side CDU (Cooling Distribution Unit) equipment [1]