Responsibilities：Responsible for developing the ESS（Energy Storage System）market, identifying and executing relevant projects;Analyze market trends and customer needs, formulating sales strategies and plans based on market conditions;Manage overseas order negotiations, contracting, and execution to ensure sales targets are achieved;Lead quotations at each stage of projects based on competitor quotations, industry raw material cost and company pricing strategies;Coordinate company's internal production resources to ensure smooth delivery of products and service quality;Maintain and strengthen business relationships with customers, conduct regular communication, collect market/customer feedback, and adjust sales strategies promptly. Provide expert product knowledge and consulting services to enhance customer satisfaction and brand influence. Attend international exhibitions to promote company branding and products. Qualifications：Bachelor's degree or above, 8+ years related business development or sales experience in new energy industry;Excellent verbal and written communication skills in English&Chinese;Be motivated and logically organized, proficient negotiation and teamwork skills;Adapt to frequent travel, and perform well under pressure.