jeno is programmed to use the elevator and reaches the guest's floor easily. >> hi, jeno.today? >> rereporter: : jeno hass been working in the hotel for two and a half years. >> hi. >> bye. >> reporter: using robots has cut a third of the physical burden on workers who often have to do overnight shifts. >> translator: jeno works 24/7, jeno works 365 days per year. >> reporter: this robot breaks eggs and put them sunnyside up on the plate. in the food court, another robot helps clear trays. robots do a range of everyday jobs here. singapore uses low-cost foreign labor mainly in the construction, nursing care and cleaning industries. but as labor demands continue to rise, the country's investing more in robotic innovation. this is a cleaeaning robot developed by a venture firm last year. >> hello! my name is abba. nice to meet you. >> reporter: wiping spilled liquid on the floor is an easy task but that's not all she can do. ♪ abba can make small talk and even rap while cleaning. two of the robots have joined the workforce of this company which cleans commercial buildings. >