瑷珲条约

Treaty of Aigun, 1858 unequal treaty forced on Qing China by Tsarist Russia

fine quality jade

(fine jade)

strip / item / article / clause (of law or treaty) / classifier for long thin things (ribbon, river, road, trousers etc)

treaty / pact / CL:個|个[ge4]

to weigh in a balance or on a scale

to make an appointment / to invite / approximately / pact / treaty / to economize / to restrict / to reduce (a fraction) / concise