Daejeon Citizen, and Shanghai Shenhua in Group A of the 2002–03 AFC Champions League; a group which they would top with 7 points. Bec Tero Sansana then faced Uzbekistan's Pakhtakor in the semi final and defeated them 3–2 on aggregate, before losing to Al Ain in the two-legged Final, 2–1. Golden Generation In 2012 the club appointed Robert Procureur, former general manager of Muangthong United, to be the new Director of Football and appointed Andrew Ord as the club manager. Them built up a great team by pushing up many young players such as Adisorn Promrak, Peerapat Notchaiya, Tanaboon Kesarat, Chanathip Songkrasin, Narubadin Weerawatnodom, Tristan Do, Chenrop Samphaodi, Jaturong Pimkoon and the fan called "Golden Generation" and the club signed former Japan national team player Daiki Iwamasa that was the important to help the team win the Thai League Cup Trophy in 2014 from Daiki Iwamasa and Georgie Welcome's goals, its first trophy in 12 years. Decline and financial ruin After the club was relegated in 2016 (Saraburi F.C. was out of the Thai league due to money problems so the club was placed in the place of Saraburi), club president Brian L. Marcar sold the team to Inspire Entertainment, the owner of Muangthong United. Robert Procureur quit and star players such as Peerapat Notchaiya, Tanaboon Kesarat, Chanathip Songkrasin and Tristan Do joined various clubs, such as Muangthong United. Merging: BEC Tero Sasana and Police United In 2017 the club were taken over by the Royal Thai Police, who merged them with their own club, Police United. The club name change was not recognized in 2017, so in 2018, the club changed their name to Police Tero Football Club. Return to the Thai League 1 In October 2019, under head coach Rangsan Viwatchaichok, Police Tero were runners-up in the 2019 Thai League 2 and were promoted to the 2020 Thai League 1. Stadium and locations Season by season record P = Played W = Games won D = Games drawn L = Games lost F = Goals for A = Goals against Pts = Points Pos = Final position N/A = No answer TL = Thai League 1 QR1 = First Qualifying Round QR2 = Second Qualifying Round QR3 = Third Qualifying Round QR4 = Fourth Qualifying Round RInt = Intermediate Round R1 = Round 1 R2 = Round 2 R3 = Round 3 R4 = Round 4 R5 =