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About product and suppliers:
        Alibaba.com offers 91,945 28 pcs products. About 1% of these are blocks, 1% are injection & puncture instrument, and 1% are plastic blowing machines. 

A wide variety of 28 pcs options are available to you, such as plastic, metal, and wood. You can also choose from free samples, paid samples. 

There are 91,945 28 pcs suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 28 pcs respectively. 

8 pcs products are most popular in North America, Western Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 13,842 with ISO9001, 11,764 with Other, and 2,382 with ISO14001 certification.