The responsibilities of China Unicom's government and enterprise department mainly include: business sales: responsible for marketing government and enterprise-related businesses, such as basic communications, fixed network leased line, system integration, cloud, big data, Internet of Things and other innovative products. Customer Management: Obeying the business management of government and enterprise customers of the municipal branch, responsible for business promotion and full-service marketing management of government and enterprise customers in the region. Market Analysis: Responsible for market analysis and management of government and enterprise customers in the region, collecting and analyzing competitors' information, and guiding branch offices to provide personalized services for customers. Marketing Objectives: Decompose and issue marketing objectives for government and enterprise customers, and ensure the realization of the objectives. Customer information management: responsible for the management of government and enterprise customer information in the region, ensuring the completeness, accuracy and confidentiality of the information. Arrears recovery: responsible for the management of arrears recovery of government and enterprise customers in the region. Digitalization services: Provide digitalization services to government and enterprise customers, sell digitalization products and solutions such as 5G applications, big data, IoT, cloud computing, artificial intelligence, network security, etc., and undertake corresponding sales tasks. Customer Relationship Deepening: Responsible for government and enterprise customer relationship management, according to the customer's digital transformation needs, explore business opportunities, facilitate the signing of contracts, and continue to serve the customer and deepen the cooperative relationship.