Industrial models, sand tables, mechanical models, military sand tables. Guanzhu Model Beijing Jiuchuang Guanzhu Model Technology Co., Ltd. is a professional model company with many years of experience in the model industry, specializing in industrial models, sand tables, mechanical models, and military sand tables. The company has been engaged in model making for a long time, with customers covering all over the country, and has successively completed the overall urban planning of cities such as Shanghai, Beijing, Chongqing, and Tianjin. The industrial models, sand tables, mechanical models, and military sand table models are finely made, with carefully selected materials, and have received high praise from customers.