This role involves providing technical support to distributors, service providers, and key customers, promptly identifying and resolving issues, and handling customer complaints including warranty claims. The Field Service Engineer will regularly visit customers to collect quality feedback, provide technical coaching and training, and collaborate with cross-functional teams on new product development and quality improvement. The ideal candidate will have strong technical skills in water treatment, filtration, or electrical appliances, with over 3 years of technical service experience, excellent communication, presentation skills, and a performance-oriented mindset, willing to travel.