Wikipedia
C.L.I.F. (Courage, Loyalty, Integrity, Fairness, or 警徽天职, commonly pronounced as cliff) is a police procedural series produced by MediaCorp Singapore in 2011 in collaboration with the Singapore Police Force. It was aired from 31 May - 27 Jun 2011 on free-to-air MediaCorp Channel 8 and consists of 20 episodes. The drama stars Tay Ping Hui, Qi Yuwu, Elvin Ng, Joanne Peh, Chris Tong and Tracy Lee in the main roles with a large ensemble supporting cast. It was directed by Chong Liung Man, who previously directed another award-winning police procedural C.I.D., which also starred Tay and Qi in the lead roles as police officers.
This drama is the second MediaCorp production in 2011/2012 to use music only for the opening theme after A Tale of 2 Cities, the next theme song with music is " Bountiful Blessings". This drama is also the second Mediacorp production to be filmed entirely at outdoor locations after Your Hand In Mine, and the second Mediacorp production to have no news commentaries for News Tonight during credits. It was replaced by crime-prevention tips, and they were not shown in the repeat telecast.
The drama will return on the repeat telecast timeslot at 5.30pm from 6 December 2012 to 3 January 2013. It will be pre-empted on 1 January 2013 for a New Year's Day special programme.
The third installment of the series, C.L.I.F. 3 premiered on 9 April 2014 and drew a record of 904,000 viewers on its debut episode.