1, technical problems: including microalgae culture, harvesting, extraction and other technical problems, which need to be continuously optimized and improved.

2. Economic problems: Microalgae industrialization needs a lot of investment and cost, and it needs to find effective business models and market opportunities.

3. Environmental problems: Microalgae production needs a lot of water resources and energy, and environmental protection and sustainable development need to be considered.

4. Strengthen scientific research and continuously improve the technical level of microalgae culture and utilization.

5. Promote cooperation between Industry-University-Research and strengthen technology transfer and popularization of microalgae industrialization.