19. NAS Technical Services 22 Sin Ming Lane #05-84 Midview City, Singapore 573969 Coordinate: 1.3587, 103.83327 Phone: +6598558094 (Nastechnical.wixsite.com/ nastechnicalservices)
20. Examat Pte. Ltd. #98 Tuas South Avenue 2, WEST POINT BIZHUB, Singapore 637454 Coordinate: 1.31701, 103.63392 Phone: (+65) 9750 4037 (www.examat.com.sg/ )
33. Go Education Group Blk 846 #02-3675 Yishun Ring Road Yishun New Town Above Mcdonalds, Singapore 760846 Coordinate: 1.41675, 103.83459 Phone: 67571078