Responsibility: 1. According to the project plan, improve the structure of pack system and optimize the layout of mechanical, electrical and thermal design modules; 2, patent and market information analysis, regularly collect technical information of competitors and industries, and maintain the advanced structure of technology integration; 3. Organize the scheme review and technical discussion of projects within the group on a regular basis. Supervise and correct the structural problems in the process of project development; 4. Verification and introduction of new technologies in the implementation project; 5, review the mechanical engineer's drawings and product data, technical data and scheme. Make decisions and solve structural and technical problems in the project; 6. Leading key technical indicators of the project.