Welcome to Happy Day Engineering Co., Ltd. We are a unique agent in the form of a partner. And we have that for customers. And know their needs. To give us the center of activity. Our goal is to stand by you. Stay at the top level to be a partner in accuracy and quality as experienced professionals.

For two decades in the field of parts and tooling fabrication. And troubleshooting tools with high precision, we know that. An important factor in the transition, New challenges to success We value customer support. With long experience and high technology that gives us the best and successful in precision part and tooling fabrication. Advance materials such as High-speed steel, carbide, tungsten, titanium, Peek, engineering plastic, ceramics, and other enable Happy day to provide Customize Solution Tool to solve our customer’s quality and productivity issues.

With good manufacturing practice and control like the ISO 9001-2015 System and 5S, the program ensures a more conducive working environment in Happy day and resulting in high productivity and sustainable quality.

Quality Control

Happy Day Engineering (Thailand) Co., Ltd, is an established company, with ISO 9001-2015 and an excellent track record for the best customer satisfaction. We have never compromised on the quality and the services provided to the customer. Quality cannot be assured in the final inspection”  Since quality assurance needs to start at incoming by ensuring the quality of incoming material, inspection and monitoring during the manufacturing process, including corrective and preventive action to reduce and eliminate the root cause of the defect and we are following this in each operation to ensure the quality.

Our people were taught to build awareness of the need to maintain quality; recognize the opportunities for improvement; set goals and make changes that will help achieve those goals, and involve the workforce fully through training, communication, and recognition; review systems and processes regularly to maintain momentum.

We believe in keeping the customers happy and providing them with products at a very competent price. We have excellent skilled staff, who will support you for all your Engineering needs.