1, Zhou Yuzan was founded in 1946, which is a large-scale watch enterprise specializing in watch repair, inspection and maintenance. Now, after 75 years of history, it has developed into a leading enterprise in the national watch maintenance industry.

2. Zhou Yuzan has opened hundreds of maintenance outlets and centers all over the country, providing one-stop watch technical services with high integration, wide range, high quality, nuanced and professional craftsmanship for major watch brands.