Mobil Yap Seng Motor Service & Trading is a Mobil-branded car workshop at No 50 Bukit Batok Street 23, in Midview Building, Bukit Batok. Its website lists oil changes using Mobil's full synthetic engine oils, engine diagnostics, general vehicle maintenance, repair, car restoration and two-wheeler repair. Customers say the workshop serviced and repaired their car within a day, at a competitive price. They praise the friendly, honest staff, and say the boss checked the car straight away and got straight to work. One reviewer chose the workshop after reading reviews on Google, and says the reviews were consistently positive. Within a kilometre there are 59 other mechanics on Open Locally. Four workshops within 0.1 km have more reviews than this one, and none of the 44 nearby with ten or more reviews is rated higher than this one.