[2][3] As a result of its Amateur Cup title, the team competed in the inaugural season of the Mongolia 2nd League later in 2019.

The season ended with the club earning the championship and promotion to the Mongolia 1st League in 2020.

[4] At the end of the season, BCH Lions players were named the league's best defender (Sasaki Mizuho), goalkeeper (Nakane Hiroki), and midfielder (B.

[2] Lions striker Batkhüyag Munkh-Erdene won the Golden Boot that season with 32 goals and his bicycle kick goal against Khoromkhon earned international attention from Portugal's Desporto ao Minuto.

[7] First-year BCH striker Tetsuaki Misawa won the league Golden Boot award as top goal scorer that season with seventeen goals and five assists in sixteen appearances.