Job Description: * Develop Commercial Product new clients in responsible area. * Maintain the relationship with the existing clients in responsible area. * Promote all the Commercial Product business and cross-selling in the area, especially for SEMI business. * Coordinate the projects process, solve the complaints from clients. * Provide the marketing analysis and competitor’s information. Job Requirements: 1. University degree 2. More than 3 years’ experience. 3. Basic knowledge of fast testing service business 4.Experience in this testing field, SEMI knowledge is preferred. 5. Familiar with the products and clients.