Taiwanese Capital Goods High Return On Equity, Low Debt

Mega Union Technology

Market Cap: NT$71.9b

Engages in the planning, design, and installation of water and wastewater recycling systems in Taiwan, Singapore, the United States, Mainland China, and internationally.

Ruentex Engineering & Construction

Market Cap: NT$63.4b

Ruentex Engineering & Construction Co., Ltd.

U-LEAM

Market Cap: NT$20.5b

Manufactures and sells connectors, cable assemblies, interconnect systems, PCBs, circuitry, high-frequency components, and mechanical structures.

United Purification Technology

Market Cap: NT$3.6b

Designs, plans, assemblies, manufactures, sells and installs pure/recycled water equipment in Taiwan and Mainland China.