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1. Technology adapts to the challenges of the special environment in Northeast China.3. Unmanned shops, hotels and banks: a new form of service upgrading.

Third, the challenges faced by unmanned technology to help the economic development in Northeast China and the countermeasures to break the situation3. Unmanned shops, hotels and banks: a new form of service upgrading.2. Enhance the competitiveness of traditional industries

2. Shortcomings of market cognition and talent reserveUnmanned Technology: Injecting New Vitality into the Sustainable Development of Northeast Economic Cycle2. Shortcomings of market cognition and talent reserve