Job responsibilities: 1. Responsible for overall visual style control of the company's products, collaborating with department managers, front-end engineers, and development engineers to complete routine requirements and collaborative work; 2. Responsible for product (PC, mobile) UI design, including interface visual design, overall layout, and style design; 3. Master the design process of PC and mobile UI interface, have strong icon interface design skills, and be able to design pages from the perspective of user experience; 4. Assist in market promotion and company brand related design, including poster, brochure, EDM, VI design, official design and production;