Updated from original Pingyang Gangtong Stationery factory, Wenzhou Gangtong Stationery&Crafts CO.,LTD is a most professional and stable stationery supplier in China for more than 19 years, with main products ring binder, clipboard, portfolio, notebook, book cover, card holder, filing bag and other stationery&office supplies products. To take full advantages of advanced productivity and keep stable quality, a serials of advanced automatic machines have been introduced in recent years, such as high frequency automatic rotary-plate welding machines, injection molding machines, automatic book cover machines, automatic filing bag machines and automatic pattern sewing machines, ensuring more volume orders with stable quality.