About Us

Company Profile

Li-Yang Enterprise Co., Ltd. is located in Changhua, Taiwan and was founded in 1980. We are a professional manufacturer of automobile and motorcycle oil seal housings and transmission oil seal housings, in addition to that, Li-Yang Enterprise also produces customized products, including washer gaskets and a variety of hardware parts products.
We have the R&D capability to develop molds and produce precision molds as a competitive advantage for Calendar Sun to provide high quality precision stamping products.



In order to meet the customer's specifications for our products, Calendar insists on continuously purchasing advanced machinery and equipment, as well as continuously improving the professional and technical capabilities of our technicians, so as to meet the demands of the modern technological society for our products.
Our products are sold all over the world and we have earned a good reputation for our high quality products and excellent service.


Company Characteristics

- More than 30 years of experience in manufacturing precision metal stamping parts.
- Strong mold development, design and production skills
- With 180 sets of production equipments and 3 factories, Calendar Enterprise can effectively control the quality and stability of all kinds of hardware parts.
- Continuous enhancement and innovation in product development and manufacturing process
- Closely cooperate with the supply chain to effectively control and improve the quality and stability of materials and products.
- The R&D team is constantly updating the precision metal stamping technology and providing better and more effective solutions to our customers.
- Calendula has high precision inspection equipment to ensure that our products meet customer requirements and comply with international industrial standards such as ASTM, DIN and JIS.
- Calendar's products are RoHs and REACH compliant, providing customers with high quality while ensuring the protection of the global environment.
- Calendar possesses the international certification of ISO-9001:2015, and continuously improves and upgrades the design and production technology to realize "Calendar's products are always excellent", which is the representative of high quality and the best choice for our customers.

Corporate Philosophy: Sincerity, Technology, Innovation

Quality Policy: Research and Development, Quality First, Customer First.
Environmental Policy: Energy saving and carbon reduction, full participation, waste reduction.
Safety and Health Policy: Safety First, Health Promotion, Compliance, Hazard Prevention, Total Employee Involvement, Continuous Improvement, and Energy Conservation.
Management Policy: Energy saving and carbon reduction, efficiency enhancement, compliance with regulations, and continuous improvement.

ISO Certificates

ESG Sustainability Plan

Calendar Enterprises is committed to balancing economic growth with social responsibility in promoting environmental protection, social responsibility and corporate governance (ESG) sustainability, and is actively taking steps to minimize our environmental impact. On the environmental front, we adopt low-carbon emission technologies and optimize energy efficiency to reduce our carbon footprint. In addition, we have implemented a waste recycling program to ensure that metal residues from our production processes are properly handled and reused, thereby reducing resource wastage.
In terms of social responsibility, we emphasize the safety and well-being of our employees, establish a sound occupational health and safety management system, and conduct regular staff training to enhance their professional skills. At the same time, we actively participate in community development and contribute to the society through regular volunteer activities and donation programs.
In terms of corporate governance, we insist on transparency and compliance, and have established a comprehensive corporate governance structure to ensure a fair, open and accountable decision-making process. We conduct regular internal audits and publicize our operations to our stakeholders to enhance trust and long-term cooperation.
In the future, we will continue to optimize our ESG strategy, deepen our sustainability philosophy, and strive to make even greater progress in environmental protection, social responsibility and corporate governance, so as to contribute to global sustainable development.