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About product and suppliers:
        Alibaba.com offers 3,719 sub assembly products. About 7% of these are connectors, 6% are wiring harness, and 1% are construction machinery parts. 

A wide variety of sub assembly options are available to you, such as free samples, paid samples. 

There are 3,685 sub assembly suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and Singapore, which supply 95%, 1%, and 1% of sub assembly respectively. 

Sub assembly products are most popular in North America, Western Europe, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 924 with ISO9001, 585 with ISO14001, and 214 with Other certification.