In the autumn of 1793, the Zhang family residence was requisitioned for the British visit. Samuel carved the coordinates of Hong Kong on the pillar, and Zhang Wei used his grandfather's ink ingot to redraw the map of the military port in the blank space of "Sikuquanshu". : "You trade kowtows for tea, and we trade cannons for country." She smiled and lit the opium lamp, illuminating her trembling hands.
