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About product and suppliers:
        Alibaba.com offers 21 4 flap folders products. About 76% of these are file folder. 

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

There are 21 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 Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 3 with ISO9001, 1 with BSCI, and 1 with Other certification.