Calling someone 'one in a million' in China means they aren't that special.

The Great Wall of China is one of the 7 wonders of the world just because it's a Chinese product that's lasted more than a month.

9yo: Look what I made! Me: What? 9yo: I taped 2 toilet rolls & made binoculars! Me: Great.*Holds up iPhone* This is what 9yos in China make.

If she's "one-in-million" there's 1,344 of her in China.