Castle International Trade Co. , Ltd. Is one of the leading enterprise specialized in developing, Engineering, Manufacturing and exporting mechanical products. We are located in the East of China, Ningbo City which is famous for the second biggest container port in China.

Our main products are casting, Machining, Forging and stamping parts, Which are used in metallurgy, Automobile, Chemical, Ship and hardware engineering industry. The material includes ferrous metal such as stainless steel, Alloy steel, Ductile iron, Etc and non- Ferrous metal such as brass, Aluminium, Aluminium alloy, Zinc alloy. Our products have been sold well all over the world.

Castle has a very strong engineering team. All engineers are familiar with Autocad, Solidworks, Pro/ Engineer. No matter the customer give us a drawing, A sample or even only an idea, We can make the prototype or sample.

Castle has full range of equipment in order to make different kind of products.
1. Die casting machine. ...[More] Investment casting and Sand casting oven.
3. CNC.
4. Forging machine.
5. Punch
6. Machining Center

Castle has a very strict quality control system under ISO requirement. We treat every customer and every project seriously. For each project, We have control plan with 3 main steps.
1. First Article Inspection.
2. In production Inspection.
3. Pre shipment Inspection.

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

In order to keep the top quality, Castle use below inspection equipment.
1. Hardness tester.
2. Yield strength tester.
3. Impact strength tester.
4. Metallographic Analyzer
5. CMM.

Castle International Trade Co. , Ltd. Vigorously orients itself toward foreign markets and develops cooperation with multinationals. With 8 subordinate companies having all passed ISO9001 quality system authentication, Castle

International Trade Co. , Ltd. Has a strong techincal forces. Making products exporting as the pillar, We implement internationalization strategy by promoting products and collecting advanced overseas technology and clients needs as well.

So if you have any inquiries, Contact us today, And we will give you a competitive quotation and finish the order in 30 days!