we are profeesional PCB manufacturer .In order to better serve customers, we are decide increased the SMT service,You are just only offer Bom list and PCB files to us. we will help finished PCBA to you . 

About Bom List . 

because different countries call is not the same for electronic components. So. Requirements of electronic components model must be able to check in Digi-key.then . we can find the electronic components easy.