PCBA One-stop service, that is, customers provide all the information to the factory, the factory directly finish product assembly sending to the customer, the customer only need to test at the last.
As a China PCBA vendor,it would be a big mistake to send a quote and then wait for a deal,we must first stand on the customers point of view to understand the customers ideas.
PCB manufacturers in the production process of grinding board, etching, electroplating, Hole metallization, development, striping and other processes will produce waste water.