An investor inquired on an interactive platform regarding the company's business collaborations in North America. Pourin Special Welding Technology Co.,Ltd. (301468.SZ) responded on the investor platform on January 7th, stating that its primary overseas engagements are with major EPC (Engineering, Procurement, and Construction) contractors. These include well-known international corporations such as General Electric (GE), Sumitomo Heavy Industries Foster Wheeler (SFW), Oschatz, Babcock & Wilcox (B&W), Hitachi Zosen Inova (HZI), Steinmüller Babcock Environment (SBE), and Mitsubishi.