Dog (Lao Er), a faithful, loyal, untiring and non-complaining companion and friend to Father constantly on the round; performs several functions for his loving and caring master: barks to announce to the villagers the arrival of the postman, gathers firewood, helps master cross rivers where the torrent is passable, stands on guard when master is taking a rest; called “Lao Er”, a name for second male child in any Chinese family, which shows the importance it has to the master