1.  PCN: Product Change Notification

Important changes to the product may affect the specifications, functions, appearance, quality, or reliability of the finished product, that is, changes that no longer meet the company's specifications or customer specifications. Important changes need to be approved by the customer before they can be officially implemented.

Important changes to a PCN include but are not limited to the following:

• changes will affect product specifications (e.g. externaldimensions, tolerances, interfaces, etc.)

• changes will affect the functionality of the product

• changes will affect product reliability

•  changes will affect the appearance of the finished product (e.gcolor, logo, surface quality, etc.)

•  the purpose ofthe change will involve a change in thecompany's P ' N for the same product

• clients have special requirements for change management orprojects signed in PCN quality agreement

2. PCN integrity requirements (including but not limited to the following):

• PCN document number, release date

• Clear reason for change

• Clear change impact and clarification

• Effective date of change

• Affected Product List

• Identification and reporting of changed data

• Date of change sample available

• Last order, shipping date, and final order additional terms

• Customer feedback channels and messages

3. PCN classification, notification, and processing requirements

4. management requirements for product PCN sending and receiving and confirmation

5. other terms or customer requirements