private void init_data() { m_dt_muc_lns = load_data_from_tu_dien(CONST_ID_LOAI_TU_DIEN.MUC_HS_LNS); m_dt_ma_lns = load_data_from_tu_dien(CONST_ID_LOAI_TU_DIEN.MA_HS_LNS); }