About Colon Digital

Hangzhou Colon Digital Technology Co., Ltd. is a professional printing factory with 15 years' experience. Located in Hangzhou,Zhejiang province, we are near Shanghai and Ningbo. Therefore, we enjoy the convenience of water, land and air transportation.We specialize in printing hardcover books, softcover books, children books, sticker books, board books, flap books, cookbooks, magazines, catalogues, textbooks, notebooks, brochures, booklets,