The effect of By Order of the Emperor can be chained to negate King Tiger Wanghu's effect.
The effect of "By Order of the Emperor" is chained to the effect of the Normal Summoned Effect Monster.
The effect of "By Order of the Emperor" can be chained to negate the effect of "King Tiger Wanghu".
If you have 2 face-up copies of "By Order of the Emperor", you can only chain the effect of 1 of them, not both.