About us
A geological professional team that combines speed and quality
Company Profile
Established in 2017, Ri Yang Geotechnical Engineering Co., Ltd. specializes in geological surveys and geodetic engineering analysis services.
"Riyang" symbolizes the rising sun and its power to illuminate the earth, representing our commitment to serving clients with professional expertise, a down-to-earth attitude, and warmth. We have extensive experience in public works, photovoltaic projects, residential and industrial construction throughout Taiwan, using precise data and rigorous processes to help owners ensure foundation safety and reduce project risks.
Business Philosophy

The Chinese character "日陽" originally means the rising sun, shining on the earth like sunlight, bringing warmth and hope.
We sell "professionalism, service, and integrity." Upholding a professional and conscientious attitude, we continuously innovate and improve, and are committed to providing comprehensive geological surveys, geotechnical analysis, and engineering consulting services to help clients establish a safe and solid foundation for various infrastructure and development projects.
The professional and excellent Riyang team provides fast and high-quality services, and can start drilling services within seven days after receiving your service request.
Professional strength and technical advantages
Rich geological survey experience
Having accumulated numerous public works and private construction projects, he is familiar with the geological characteristics of various regions throughout Taiwan.
Multivariate testing and analysis capabilities
It possesses a variety of technologies, including ground resistance testing, soil liquefaction analysis, and pile load testing.
Precision Instruments and Quality Control
High-specification instruments and rigorous testing procedures are used throughout the process to ensure data accuracy.
Professional team and technician supervision
Our team members possess professional certifications and years of practical experience, providing reliable interpretations.
Continuous innovation, continuous progress, and dedication to serving customers.
Service Process
Frequently Asked Questions
How can I request a quote?
Please provide
- Expected land parcel number
- Project purpose (detached house, factory, etc.)
- Number of floors
- Whether there is a basement
- Expected number of boreholes
A floor plan would be best if available.
How long will the construction project take?
After receiving the quotation feedback, we will mobilize personnel to begin construction within 7 days; testing and report preparation will take approximately 3-4 weeks, and the entire project will take at least one month to complete (depending on the number of holes).
What is the payment method?
Payment can be made by bank transfer or check.







