Chen Jun, Ma Jing Road, No.3 Factory Village, Mocheng, Changshu (purchase and sale of second-hand sewing machines). According to Baidu map, Chen Jun (buying and selling second-hand sewing machines) in Ma Jing Road, No.3 Factory Village, Mocheng, Changshu, Jiangsu specializes in buying and selling second-hand sewing machines, sewing machines, round-headed machines, sewing machines, sewing machines, sewing machines and so on. Changshu city, referred to as Yu for short, is named "Changshu" because of "fertile land and no floods and droughts at the age of", and it is a national historical and cultural city.