More than 86% of electronic product developer companies in States do not have manufacturing facilities their own.  They spend large portion of their resources on sales and marketing, and rely on other companies who specialize and focus on manufacturing, whom generally called Electronic Contract Manufacturer ECM, or Electronic Design Manufacture Service EMS providers, to make the products supplying to market.  Well, how to determine a ECM is a winning teamate, or would just drag your down?  Below is some guidelines to help in accessing an EMS provider during communication of the ECM management and get some insight of their mind set, business concept.

First, the basic qualification of a reliable Electronic Contract Manufacturer, it must be a combination of knowledge, skills, and production forces.  It should have professional engineering team to support their clients in manufacturing a quality product.