Supplier: Electronic scrap like cpu, motherboard and pcb scrap. ps electronics co., ltd provides one stop service to customers with more than 16 years of experience in pcb manufacturing and contract electronics manufacturing service. ps has built professional manufacturing plants in china, mexico, malaysia for the production of pcb and pcba, and set up branch in arizona united states. our products are widely used in power supply,industrial controller, communication equipment, medical equipment, new energy, smart appliances, consumer electronics, etc.