In terms of product research and development, our company has established extensive cooperation with professors from well-known universities such as Tsinghua University, Xi'an Jiaotong University, and Chongqing University. We have also set up a joint research and development center in Beijing, dedicated to developing more intelligent high-voltage testing equipment for our customers. In terms of the market, our company has established sales representative offices in multiple provinces and sells products throughout the country. At the same time, the company has also established an international business department, with products sold all over the world and widely praised by overseas customers.