No matter how complex the electronic product you want is, the manufacturer should be able to deliver it at a price that will leave you profitable. The manufacturer’s sourcing team should be in a position to source for cost effective PCB assemblies and electronic components from different parts of the world.
Consider if the manufacturer is offering life cycle support. A good manufacturer will support your electronic product during its whole lifetime in such areas as legacy product management, revision management, retrofit systems integration & testing, and obsolescence planning.
Ensure that that manufacturer has the capacity to do a good job – some manufacturers promise more than they can deliver. Consider the capacity of the production facility and the training and experience of the electronic engineers. A good manufacturer is one who has been around for several years. Such a company will have learnt from its successes and mistakes.
You could get tips on good electronic contract manufacturing companies by reading independent reviews. These are advantageous in that they give you both the merits and demerits of the manufacturer. You could also get recommendations from others in your industry and read posts in relevant discussion forums. Check with the relevant regulatory bodies to ensure the manufacturer is licensed and bonded.
Check with consumer protection agencies and the local Chamber of Commerce to determine if there are complaints about the company you are considering. You will be making a big mistake if you make cost considerations your primary considerations. You expect to pay for high quality products.