About Us
Jinan Yingsiman Machinery Co., Ltd
Your Trusted Partner in Chemical Process Pumps
Founded with a clear mission to serve the chemical processing industry, Jinan Yingsiman Machinery Co., Ltd has grown into a trusted global supplier of ANSI process pump replacements. We specialize in Goulds 3196 and DURCO MARK III series pump replacements, providing comprehensive solutions that match OEM specifications at competitive prices.
Over the past decade, we have built our reputation on three pillars: engineering excellence, material integrity, and customer commitment. Our team understands that every pump application is unique—from the corrosive media being handled to the operating conditions on site. That is why we invest heavily in material research, quality control, and technical support to ensure every component we deliver performs reliably in the most demanding environments. With customers in over 50 countries, we are proud to be the behind-the-scenes partner that keeps chemical plants, refineries, and processing facilities running smoothly around the clock.
Our Mission
To be the world's most reliable supplier of ANSI process pump replacement parts, combining OEM-equivalent quality with exceptional service and rapid delivery.
Our Vision
A future where every chemical processing facility has access to high-quality, cost-effective pump replacement solutions without compromising on performance or safety.
Our Core Values
Engineering Quality
Every component is manufactured to precise OEM specifications with rigorous quality control at every stage.
Material Integrity
We source and verify every material batch—from CD4MCuN to Hastelloy—ensuring corrosion resistance you can count on.
Customer Commitment
Technical support doesn't end at delivery. Our engineers work alongside your team from selection through installation.
Continuous Innovation
We continuously invest in R&D to improve material performance, reduce lead times, and expand product coverage.
Why Choose Us
Full Dimensional Interchangeability
100% fit with Goulds 3196 and Durco Mark III—no piping or baseplate modifications needed.
Diverse Material Portfolio
From standard 316SS to CD4MCuN, Hastelloy C-276, and specialty alloys—we cover the full corrosion spectrum.
Rapid Global Delivery
Strategic inventory management and logistics partnerships ensure parts reach your facility when you need them.
Technical Engineering Support
Our engineers help with material selection, installation guidance, and troubleshooting—before and after the sale.
Competitive Pricing
OEM-equivalent quality at significantly lower cost, helping you optimize maintenance budgets without compromise.
Quality Certifications
ISO-certified manufacturing processes with full material traceability and inspection reports for every order.
Ready to Work Together?
Let us help you find the right pump solution for your application. Our team is ready to discuss your specific requirements.