printed circuit board assembly what your electronic manufacturing service provider needs ...

This article tells your e-manufacturing service provider that you need to prepare an accurate quotation for a typical printed circuit board assembly project.Contract electronic manufacturing services or EMS providers typically work with customers in a wide range of industries with different requirements for inventory control, testing, product packaging and product support.In some applications, EMS providers simply assemble printed circuit boards and ship them to customers.
In other applications, the EMS provider will assemble the printed circuit board, load the firmware/software into memory, test the board, and then assemble the board and related cables, enclosures, and record to the finished product shipped to the customer.Some customers will provide all the materials, raw materials and electronic components required for the work, and EMS providers will assemble the printed circuit board to perform any required tests and ship the finished board to the customer.This is generally considered to be an inventory provided on a consignment basis that EMS providers basically provide only labor and expertise.
Some customers leave some parts on the material, such as proprietary parts such as professional or high-cost integrated circuits, Transformers or coils, original printed circuit boards, etc.And rely on the EMS provider to purchase the rest of the components needed to assemble the board