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About product and suppliers:
        Alibaba.com offers 20 4 flap folders products. About 80% of these are file folder. 

A wide variety of 4 flap folders options are available to you, such as document bag, clip file, and manila folder. You can also choose from pvc, paper, and pp. As well as from folder, case, and bag. And whether 4 flap folders is free samples. 

There are 20 4 flap folders suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 4 flap folders respectively. 

 flap folders products are most popular in North America, Western Europe, and Northern Europe. 

You can ensure product safety by selecting from certified suppliers, including 4 with ISO9001, 1 with BSCI, and 1 with Other certification.