1.Market & Demand Support: Support market development, customer demand identification, technical communication, and solution support around the product line''s core products and solutions; 2.Solution Alignment & Value Communication: Translate customer operating scenarios and business pain points into effective technical value communication, solution alignment, and application introduction for core products; 3.Pre-sales & Technical Collaboration: Work closely with product, sales, application, and R&D teams to support pre-sales activities, solution discussions, technical clarification, project follow-up, and customer feedback closure; 4.Key Account & Project Technical Support: Provide technical support for key accounts, key projects, and critical market opportunities to ensure products and solutions are effectively matched to customer needs; 5.Technology & Market Tracking: Track technology trends, customer needs, and market dynamics, and continuously improve product capability and market communication effectiveness; 6.Technical Brand Building: Strengthen the technical brand image and professional influence of the product line throughout customer engagement and market development. Industry & Work Experience: 1.1 Strong interest in oilfield technologies, industrial technology products, and solution-based sales, with willingness to build long-term expertise in the field; 1.2 Experience in technical support, presales, technical sales, application engineering, or related industries is preferred.