You can repaint the production hall and upgrade it to a higher production capacity by clicking the ICONS next to the production button.

你可以油漆生产展馆，并通过点击制作按钮旁边的图标来将它的生产量提升到更高。

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She left the car in one fluid motion, not even pausing to push the locking button on her security key, and entered the school and walked urgently down the hall, past the display of photographs of "Astronaut Moms and Dads" grinning in their orange pressure suits as they held up models of the space shuttle.

NPR: In 'Challenger Park,' Mom Is an Astronaut