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AL Circle Private Limited | CIN: U72200WB2017PTC221175

Registered Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

Corporate Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

© 2026 AL Circle. All rights reserved. AL Circle is not responsible for content from external sources.

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AL Circle: Aluminium Ecosystem App
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AL Circle Private Limited | CIN: U72200WB2017PTC221175

Registered Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

Corporate Office: Ecospace Business Park, Block 3A, Unit 401A, New Town, Rajarhat, Kolkata, WB 700160

© 2026 AL Circle. All rights reserved. AL Circle is not responsible for content from external sources.

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Ningbo KeYou Machinery Manufacturing Co., Ltd.

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Ningbo KeYou Machinery Manufacturing Co., Ltd. - Manufacturer of Aluminium Die Casting Product

Ningbo KeYou Machinery Manufacturing Co., Ltd. is located in Ningbo, Zhejiang, a strategic industrial hub with excellent access to air, sea and land transport. They specialize in the design and manufacture of complex, large and medium-sized zinc alloy and aluminium alloy die castings, as well as high-precision gravity castings. With an annual capacity of 2,600 tonnes for zinc and aluminium die-casting and 20,000 tonnes for aluminium gravity casting, the company is equipped to serve demanding industrial applications. Their in-house alloy melting capability ensures compliance with national standards while also allowing the development of customised alloy compositions tailored to specific product needs.

The company also designs and manufactures moulds, producing up to 300 sets per year. After decades of growth, they have built a fully integrated manufacturing ecosystem, covering raw material melting, mould production, zinc and aluminium die-casting, gravity casting, heat treatment, machining, surface treatment, and comprehensive testing.


With strong technical expertise and end-to-end production capabilities, KEYOU supplies precision-engineered castings to customers across Europe, the United States, Germany, Japan, Southeast Asia and other global markets.

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Aluminium Gravity Die Casting Parts

Aluminium Gravity Die Casting Parts

SELL
Aluminium Die Casting Components

Aluminium Die Casting Components

Products and Services

Industrial and Machinery Casting
Aluminium Gravity Die Casting Parts

Aluminium Gravity Die Casting Parts

Industrial and Machinery Casting
Aluminium Die Casting Components

Aluminium Die Casting Components

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