What you will do: Application Technology Development Develop, optimize, validate, and standardize performance and application testing methods for ion exchange resins. Design and execute application studies for new products developed by R&D, including experimental planning, performance evaluation, data analysis, and technical reporting. Establish robust and reproducible application evaluation methods to support product development, promotion, and commercialization. Product Application Testing & Evaluation Conduct application testing and comparative performance evaluations of company and competitive products. Perform customer sample testing, application validation, and technical assessments based on specific customer requirements. Analyze experimental data, identify performance trends, and develop technical recommendations to support product optimization and customer projects. Establish and maintain application databases, standardized test methods, protocols, reports, and other technical documentation. Technical Support Provide technical support to Sales, Application teams, and customers, including product selection, process recommendations, troubleshooting, application validation, and sample testing. Translate laboratory findings and application data into practical technical recommendations for customer applications. Cross-functional Collaboration Partner with R&D, Application, and Sales teams to support new product commercialization and implementation of customer projects. Provide application insights and technical feedback to support product improvement and development activities. Perform other technical service responsibilities assigned by the supervisor. Minimum Qualifications: Bachelor’s degree or above in Chemical Engineering, Polymer Materials, Environmental Engineering, Water Treatment, or a related discipline. At least 2 years of relevant experience in the ion exchange resin industry. Sound understanding of ion exchange resin fundamentals, product characteristics, performance evaluation, and typical applications. Ability to independently design experimental plans, develop resin application or evaluation methods, conduct experiments, analyze data, and draw technically sound conclusions. Familiarity with common laboratory analytical and testing methods and strong technical troubleshooting capabilities. Good written and reading proficiency in English, with the ability to review and prepare professional technical documentation. Post Code:001, 002;