Focused in hardware industry from 2007

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Ningbo Constant Hardware Co., Ltd was incorporated in 2007 and focused in fasteners, screw plug, pipe plug and ACC (Air Cooled Condenser) Cleaning System.

Industry Experience

From manufacturing to engineering and sales, Constant has decades of valuable experience you can both rely on and benefit from.

Custom Engineering

Our expert team is here to consult with you on specific applications, to develop and produce the parts you require with precision.

Quality Products

An ISO/CE certified company; we leverage the synergies of technology, deep industrial knowledge, practiced excellence and skilled resources to bring to you a high-performance, durable product with exceptional finishing. Multiple tests and checks at every step of the process only help reinforce the superior, global standard quality we aspire to deliver.

Fast Delivery

We leverage the synergies of efficient processes, advanced technologies and state-of-the-art manufacturing units capable of functioning at high capacities to deliver your customized products ahead of stipulated time-lines. Employing the assistance of trusted logistical partners only helps us ensure that your industrial hardware needs are met on time, always.

Value-Added Services

We are happy to work with you on stock and release programs. Special packaging and labeling requirements, including EDI or barcoding are no problem. Let us know how we can help!