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Q&D Circuits has a complete set of quality management procedures and methods to manage and guarantee supplier ion, intermediate process inspection, product delivery review, customer service and other links to ensure that the delivered products meet customer requirements.

Supplier uation and rating

Suppliers must be qualified by the Q&D Circuits Supplier Evaluation Team before joining. In addition, Q&D Circuits will rate all suppliers every year to ensure that qualified suppliers can guarantee that the quality of their products meets the requirements of Q&D Circuits for a long time. . Not only that, Q&D Circuits also uses ISO9001 and ISO14001 as standards to continuously develop suppliers and promote suppliers to continuously improve their quality and environmental management.

Contract review

Production, review and control of board-making materials

Q&D Circuits needs to check and understand the customer’s design data and specifications and convert them into production materials through CAM, and then formulate "Engineering Instructions" (MI) according to the actual production process and technology of Q&D Circuits for production. The department serves as the basis for actual production. After the MI is produced, it must be reviewed by a full-time engineer, and it must be reviewed by QA before it is released.

Incoming control

Q&D Circuits verifies all incoming materials, and can enter the warehouse only after they are qualified. Q&D Circuits formulates strict incoming materials management, inspection procedures and methods, and has corresponding testing instruments and equipment to ensure that it has the ability to accurately judge whether incoming materials are qualified. The material is issued according to the principle of "first in, first out", and an "alarm" is issued for materials that are about to reach the shelf life to ensure that the materials are used or further verified before the shelf life.

Production process control

Accurate board engineering instructions (MI), comprehensive equipment management and maintenance and process control, strict intermediate inspection and monitoring and operating procedures ensure that the entire production process of the product is fully controlled.

Finished product control and inspection

All PCB boards of Q&D Circuits must pass the continuity test and visual inspection in addition to the prescribed physical tests. Q&D Circuits has a variety of advanced continuity testing machines such as dedicated and flying probes to ensure accurate and efficient PCB testing and ensure product quality.

Product delivery review

Q&D Circuits has set up a special function FQA, and all products must be randomly inspected according to customer specifications before shipment, and only qualified products can be packaged. Before the products are shipped, FQA must also conduct a 100% audit of the products shipped in the warehouse. Including product number, customer number, product quantity, shipping address, etc.

customer service

Q&D Circuits has a dedicated customer service team that actively communicates with customers, handles customer feedback in a timely manner, and assists in solving related problems on the customer site when necessary. Qiangda Circuits has always paid attention to the needs of customers and conducts annual customer satisfaction surveys to understand customer needs and adjust customer service and product requirements in a timely manner.