Strategically Located in Ningbo
Castle International Mfg Co. Ltdis a leading enterprise engaged in developing, engineering, manufacturing and exporting mechanical products. We are located in Ningbo, which is famous for having the second biggest container port in mainland China.

Wide Product Range to Choose from
Our main products include cast, machined, forged and stamped parts, which are used in metallurgical, automobile, chemical, ship and hardware engineering industries. We use ferrous metals such as stainless steel, alloy steel, ductile iron and more, as well as non-ferrous metals such as brass, aluminum, aluminum alloy and zinc alloy. Our products sell well all over the world.

Supported by Engineers Expert in Various Software
We have a very strong engineering team. All engineers are familiar with AutoCAD, SolidWorks, and Pro/E software. We can produce samples when given ideas or sketches.

We have a full range of equipment in order to make different kinds of products, like:

• Die casting machines
• Investment casting and sand casting ovens
• CNC controllers
• Forging machines
• Punches
• Machining centers

Performing Several QC Steps for Quality Assurance
We conduct strict tests including:

• First article inspection
• Inline production inspection
• Pre-shipment inspection

Utilizing Advanced Testing Facilities
We also use advanced testing equipment like:

• Hardness testers
• Yield strength testers
• Impact strength testers
• Metallographic analyzers
• CMM

All inspection reports are sent to customers for approval. All reports are submitted with COC. In order to meet clients' requirements, we can submit PPAP and CPK documents.

Inquire today to begin sourcing.