HYS or HyS may refer to:
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Hayes railway station
Hayes railway station serves the suburban area of Hayes, in the London Borough of Bromley, south east London, England. It lies from .
The main entrance is in the centre of a shopping arcade on Station Approach, with a secondary entrance from ...
(station code: HYS), a railway station located in Hayes in the London Borough of Bromley
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Hays Regional Airport
Hays Regional Airport is three miles southeast of Hays, in Ellis County, Kansas, United States. It is used for general aviation and is home to one airline, United Express.
The National Plan of Integrated Airport Systems for 2021–2025 categ ...
(IATA code: HYS), a general-aviation airport in Ellis County, Kansas
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Heep Yunn School
Heep Yunn School ( Chinese 協恩中學) is an Anglican girls' secondary school founded in 1936, commonly known simply as HYS. It is located in Ma Tau Wai, Kowloon, Hong Kong. The School commenced operation in the DSS (Direct Subsidy Scheme) ...
, an Anglican girls' secondary school in Hong Kong
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Hybrid sulfur cycle
The hybrid sulfur cycle (HyS) is a two-step water-splitting process intended to be used for hydrogen production. Based on sulfur oxidation and reduction, it is classified as a hybrid thermochemical cycle because it uses an electrochemical (inste ...
(HyS), a two-step water-splitting process
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HYS The Hague, the ice hockey club in The Hague, Netherlands
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