According to the research report by Huajin Securities, ultra high pressure technology, with its ability of long-distance and large-scale power transmission, has become a key factor in the integration of new energy power. It has become an important direction for power grid investment in the tide of new round of electricity reform and energy transformation. In addition, driven by multiple factors such as global energy transformation, power grid upgrading and manufacturing industry expansion, the prosperity of the power equipment offshore chain continues to increase. It is recommended to pay attention to: 1) Suppliers of ultra high pressure core equipment (such as convertor valves, transformers, composite electrical products, control and protection systems, etc.): NARI Technology, XJ Electric Co., Ltd., Pinggao Electric, etc.; 2) Leading companies in other related equipment (such as inverters, insulators, isolating switches, etc.): Jin crown electric and Changgao electric group.