4 Di Inc

4 Di Inc is a reputable engineering and manufacturing company located in Holtsville, Long Island, NY. With a focus on contract engineering and manufacturing, they offer a range of services including engineering design, product compliance, and materials management.

As an AS 9100 certified and ITAR registered company, 4 Di Inc ensures high-quality standards in their operations. With their expertise in IPC-A-610 and J-STD-001, they are committed to delivering top-notch solutions to their clients.

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