A Dalian set is being used right now for revenue service.

Earlier, Tugade et. al. rode a Dalian trainset to formally introduce them to "gradual" revenue service.

PANOORIN: Matapos ang patung-patong na audit, assessment, testing, at validation ng iba’t-ibang mga banyaga at lokal na mga eksperto, nagsimula na po ang gradual deployment ng Dalian trains para sa passenger service ng MRT-3.

Lulan ng unang tren na idedeploy ang DOTr Team sa pangunguna ni Transportation Secretary Arthur Tugade.
ATM: Presscon to discuss gradual deployment c/o DOTr USec Railways Tim Batan

LIVE: DOTr Undersecretary for Railways Timothy John Batan in a press conference to discuss the start of gradual deployment of Dalian trains for passenger service in MRT-3.

Earlier this morning, DOTr Secretary Arthur Tugade, together with officials from DOTr, MRT-3, and PNR rode the first train set of Dalian, which passed the tedious testing, assessment, and validation processes from local and foreign experts.