Quality Assurance

Quality Objectives

All staff practice quality, improve continuously,strive for 6 Sigma,adhere to the concept that product quality is the life of the company

Quality Policy

Listen to customer needs and deliver value accurately

We listen to and explore customers’ requirements, accurately conveying customer demands and expectations throughout the entire value chain of OPT.


Improve continuously and get things right at the firs time

We leverage the potential of our all employees, improve continuously , respect rules and processes, and strive to get things right at the first time, provide products and services in which  customers and partners are satisfied.


Quick response to solve problems

We respond to customer needs within an hour providing end-to-end solutions to solve customer problems.


Create long-term value

OPT is committed to providing customers with high-quality products, services, and full lifecycle solutions in order to create long-term value for customers.

Quality Management

OPT aims to achieve customer satisfaction with its products and services through (PDCA) planning quality, doing, checking and acting.

Quality Plan

OPT ensures that its products and services meet with customer requirements and expectations through quality planning, including strategic planning, setting quality objectives, and determining quality strategies.

Quality Assurance

OPT employs measures such as supplier quality management, product design, reliability, and quality traceability to ensure that its products and services meet with customer requirements and expectations.


Quality Control

OPT implements comprehensive quality control activities in the procurement, production, and delivery processes in order to ensure the delivery of satisfactory products to customers.

Quality Improvement

OPT implements continuous improvement efforts through Quality Control Circles (QCC) and quality improvement initiatives to enhance the quality of its products or services, strengthen the organization's competitiveness, and improve customer satisfaction.

OPT Full lifecycle Quality Management

OPT implements Total Quality Management throughout the entire lifecycle of its products, including design, research and development, production, sales, user utilization, and maintenance services. It ensures stable and sustainable quality of the products.

TQM Total Quality Management

TQM Total Quality Management

Technological Innovation

Technological Innovation

Continuous Improvement

Continuous Improvement

Customer Satisfaction

Customer Satisfaction

Design Phase

Design reliable quality products to meet customer requirements.

Research and Development Phase

Ensure that products meet with quality requirements through technical research and development, quality control and continuous improvement.

Production Phase

Ensure that products are manufactured in according to design specifications and meet with market demands through process control, quality inspection, continuous improvement.

Sales Phase

Ensure that product quality meets customer needs and expectations to improve customer satisfaction and market share.

After-sales Phase

Provide timely and high-quality after-sales services to enhance customer satisfaction and strengthen the company's market competitiveness.

Supplier Quality Management

OPT has established a comprehensive supplier quality management system to ensure quality control of raw materials and purchased products.

Supplier Selection

OPT evaluates suppliers' quality management systems,manufacturing capabilities, creditworthiness, etc., through inspections, qualification certifications, experimental testing, and other methods.

Contract Management

OPT strictly supervises and manages the specifications, quality standards, delivery time, warranty periods, and other aspects of supplier products and services.

Supplier Quality Control

OPT manages supplier quality by monitoring their production processes, conducting finished product inspections, and deploying quality engineers for on-site quality management.

Supplier Performance Management

OPT conducts comprehensive performance assessments of suppliers, including their product quality, service quality, delivery time, and after-sales rates.

Supplier Quality Audits

OPT regularly conducts quality audits of suppliers' design and development processes, production manufacturing processes, and product inspections.

Continuous Improvement

OPT shares quality management experiences lesson and best practices with suppliers, encouraging them to improve and innovate to enhance the quality of products and services.

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