Tiyaatarka Yuzhong ee Gansu waxaa loo qaabeeyey oo lagu cabiray kooxda TIANG acoounics-ka, iyadoo la adeegsanayo guntin codka codka codka ee codka ee codka ah ee loo yaqaan 'count-off' ee labadaba dab-damis ah iyo eco-saaxiibtinimo labadaba. Markii la dhammeeyo, waqtiga dib-u-dhigga ayaa loo dhigay 1.5 ilbiriqsi, taasoo ka dhigaysa kiisal bartilmaameed dhul ah oo ku saabsan dib-u-cusboonaysiinta iyo dayactirka hoolka ee dib-u-cusboonaysiinta.