construction and maintenance office in 龍潭鄉

奧的斯是全世界最大的電梯公司，提供電梯、扶梯與自動走道產品。奧的斯致力提供最安全且最可靠的電梯、扶梯解決方案。

Hyperion is an engineering company specializing in the design and development of hard and super-hard materials made of cemented carbide, diamond or cubic boron nitride.

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The Dow Chemical Company is a leader in specialty chemicals delivering products and solutions to markets such as electronics, water, packaging, energy, and coatings.

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