First Oil Seal Co., Ltd. - Professional Oil Seal and Spring Manufacturer

What We Do

We specialize in producing high-quality oil seals and springs from mold design to final production.

Molding Design

We design and provide molds tailored to your company's product requirements.

Producing Products

We manufacture high-quality products at competitive prices to support your business needs.

Whole Sale

We offer a full range of spare parts and product packages for wholesale.

About Us

We are a professional oil seal manufacturer with decades of experience. First Oil Seal was founded in Taiwan and expanded to Thailand in 2002. Since then, we have continuously developed our expertise to meet the requirements of our domestic and international clients.

Our rubber compounds are applied across multiple industries, including electronic engineering, machinery, medical equipment, the food and beverage industry, water systems, and the automotive sector. Through the ongoing support of our clients and vendors, First Oil Seal has become one of the most trusted rubber manufacturers in Taiwan and beyond.

With advanced rubber processing technology and a dedicated team, First Oil Seal continues to expand its production capacity while prioritizing quality. Our efforts focus on product and process improvement, research and development, customer service, and innovation to create mutual growth opportunities.

We follow ISO 9001:2008 and 2015 quality standards, with rigorous control processes in receiving, engineering, laboratory testing, and shipping. Our quality control team inspects products during production and upon completion to ensure the highest standards are met.

ISO 9001:2008 and 2015 Certification

To ensure that every product delivered to our customers meets the highest standards, we have established a production line equipped with quality control checkpoints and the latest inspection instruments. In addition, our advanced in-house management, combined with self-developed equipment and a well-established administration system, has enabled us to achieve ISO 9001:2008 and 2015 certifications. These certifications are a testament to our commitment to quality and continuous improvement.

One Million Cycle Test Guarantee

At First Oil Seal Company, we use precision testing machines to verify customized products before delivery. These machines are imported from leading automation experts in Taiwan and are designed for high accuracy and productivity. By testing our products before fulfilling orders, we ensure strict quality control and often identify potential issues to help customers improve their designs. Our testing standards are more stringent than others in the industry, requiring up to one million shock cycles to guarantee product durability and reliability. Through this process, our technical expertise continues to improve, and we uphold our responsibility to our customers. First Oil Seal offers a comprehensive technical solution, including pre-sale consultation, specification discussion and design, operator training upon delivery, and after-sales maintenance.

Our Tenet

Professional and efficient collaboration with customers to develop and prototype products.
Strict quality control to meet the highest standards.
A diverse range of spring products with customization services.
Building long-term relationships based on loyalty, honesty, and sincerity to all business partners.