Quality | led pcb layout,standard pcb panel size | SanDeYing
  • Quality policy

    Quality first, continuous improvement;

    On time delivery, continuous improvement Full participation to achieve customer satisfaction 100%.

  • Business Concepts

    Honesty and sustainable management;

    Strive for perfection.

  • EHS policy

    Compliance with environmental material management laws and regulations;

    The necessary measures to reduce environmental pollution.

Quality Management


SanDeYing Electronic, ISO9001 certified one-stop PCB manufacture, operates under robust North American operating procedures for all quality and process controls. These procedures assure that our product satisfies customer requirements in every stage and aspect of a development; from the selection of the suppliers to WIP inspection, and through to outgoing inspection and customer service.

1. Evaluation and Audit of our Suppliers


Suppliers must be evaluated before approval by SDY's supplier evaluation team. In addition, SDY will appraise and rank every supplier once a year to guarantee the suppliers provide the quality materials meeting SDY 's requirements.

2. Contract Review


Before accepting an order, SDY shall review and verify customer's requirements to make sure that SDY has the capability to satisfy customers' requirements including specification, delivery and other demands.

3. Preparation, Review and Control of Manufacturing Instruction


SDY will evaluate all the requirements after receiving the customers' design data and related document. Then, transform the design datum into manufacturing datum by CAM. Finally, a MI which incorporates the manufacturing datum will be formulated according to SDY's real manufacturing process and technologies. SDY makes ways to guarantee that the manufacturing documentation is right and valid.

4. Incoming Control IQC


In SDY, all materials must be verified and approved before going to the warehouse. SDY establishes strict verifying procedures and working instructions to control the incoming. Furthermore, SDY owns various precise inspection instruments and equipment to guarantee the capability to rightly judge whether the verified material is good or not. SDY applies a computer system to manage materials, which guarantees that materials are used by first-in-first-out.

5. Process Controls of Fabrication


Right manufacturing instruction (MI), total equipment management and maintenance, strict WIP inspection and monitoring as well as working instructions, all these make the whole production process totally controlled. Various precise inspection equipments including the AOI inspection system as well as perfect WIP inspection instructions and control plan, all these guarantee that semi-products and final products, all reach the requirements of customers' spec.

6. Final Control and Inspection


In SDY, all PCBs must go through the open and short test as well as visual inspection after passed the relative physical tests. SDY owns various advanced test equipments to test the finished PCB.

7. Outgoing Audit and Approval


SDY sets up a special function, FQA to inspect the products according to the customer's spec and requirements by sampling. Products must be approved before packing. Before delivered, FQA must 100% audit every shipment for the fabrication part number, customer's part number, quantity, destination address and packing list etc.

8. Customer Service


SDY sets up a professional customer service team to proactively communicate with customers and timely deal with the customers' feedback. SDY is highly concerned about customers' needs and periodically surveys customers to learn about their requirements. Then SDY will timely adjust the customer service and make the products meet customers' needs.

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