関門工業 Company Profile

We will provide comprehensive support for surface treatment (painting, plating) and heat treatment at our partner companies.

Since our establishment in 1970, our company has been committed to the goal of "pursuing customer satisfaction and contributing to the local community with harmony in business," focusing primarily on welding and can manufacturing. Additionally, we have established a consistent order production system that accommodates everything from prototype development of new products to small-lot production and mass production, in order to meet detailed specifications and customer needs. Please feel free to contact us if you have any requests.