Hello, I am an expert in answering questions. Glad to answer your question? A brief introduction is as follows for your reference. Yuncheng Plate Making Group has 83 holding subsidiaries, including 54 domestic subsidiaries and 29 overseas subsidiaries. There are 77 subsidiaries engaged in plate-making industry, with more than 450 electronic engraving machines and laser engraving machines independently developed and produced by advanced countries such as Germany, the United States, Switzerland, Israel and Japan. With an annual production capacity of more than 2 million plate rollers, the domestic market share exceeds 76%, and the production scale and capacity rank first in the world, making it the largest professional plate-making group in the world. The cross-industry holding subsidiary invested by the company in 2003 mainly produces precision cavity molds, casting and forging blanks, non-ferrous metal composite materials, new alloy materials and polyimide plastic wrap, which has been officially put into production. I hope my answer can help you?