About Us - China DOT Push-In Fittings Manufacturers Suppliers Factory

Founded in 2013, Zhejiang Yijia Hydraulic Machinery Co., Ltd. is a Chinese hardware manufacturer specializing in the production of brass fittings and custom precision parts.

Our Factory

Our 3,600-square-meter factory utilizes fully CNC machining, equipped with 100 machine tools, including 60 semi-automatic CNC machines, and five testing machines. Our annual production capacity reaches 3 million sets of brass fittings and air brake hose assemblies, enabling us to meet large-volume orders.

Our Certifications

We are certified to IATF 16949:2016, ISO 9001, and ISO 14001 management systems, ensuring our production processes meet international standards for quality control and environmental protection. Our products are also DOT and AMECA certified, meeting the safety and performance requirements of the North American market and qualifying us for international export.

Our Products

Our main products include DOT push-in fittings, PTC and PTCR series composite push-in fittings, and a variety of brass pipe fittings and compression fittings. For more information, please visit our "Products" page.

Frequently Asked Questions

Q: How long does it take to receive a response after we send an RFQ?

A: We will respond within 12 business hours of receiving your RFQ to ensure timely communication with your needs.

Q: Are you a manufacturer or a trading company?

A: We are a comprehensive manufacturing and sales company, operating two foundries, a processing plant, and an in-house international trade department focused on exporting our own products.

Q: What products do you offer?

A: We primarily produce various precision steel castings, including the PAKER and EATON series, copper fittings, and other custom series. OEM information is available on each product's detailed page.

Q: Do you offer custom production?

A: Yes, we primarily specialize in custom production. We can develop and manufacture products based on customer drawings or samples to meet individual needs.