Shenjiang belongs to the brand of Shanghai Zhuxuan Electronic Technology Co., Ltd., the designated supplier of the 2010 Shanghai World Expo, a famous brand in China, and its products are exported to Canada, the United States, Germany, Switzerland and other European and American countries. Shenjiang's shoe-shine machine is purchased by Jiangxi Public Security Department, Shanghai Industrial and Commercial Bureau, Public Security, Armed Police Force and other government departments in China, equipped with glazing spherical brushes and strong power, which can easily clean the upper, but the price is slightly expensive, suitable for hotels, clubs and other business occasions.