<prompt> Bhala okuqhubekayo kwalesi sigaba - Ngaphansi kweQing, iZhenjiang kwakuyidolobha labantu abayizigidi eziyisihlanu elalizungezwe uchungechunge lwezindonga zedolobha zezitini eziphakeme. Yathunjwa ngabaseBrithani ngoJulayi 21, 1842 ngesikhathi seMpi Yokuqala Ye-Opium nangemva kokuphikiswa okunzima, kushiya indlela evulekile eya eNanjing futhi kwaholela esivumelwaneni sokunikezwa ukuze kugwenywe ukulahleka kwayo. Eminyakeni eyishumi kamuva, izikhukhula ezinkulu zoMfula iYellow zashintsha umzila wawo ngasenyakatho yeShandong futhi zavala umzila osenyakatho weGrand Canal. Ngokushesha ngemva kwalokho, leli dolobha laphangwa amavukela-mbuso amaTayiping  <response>: ngo-1853 Lathunjwa kabusha yiQing ngo-1858 futhi lavulwa njengetheku lesivumelwano ngo-1861. Ngawo-1870, abathengisi baseChaozhou basebenzisa ukuxhumana kwabo eZhenjiang ukuyenza isikhungo sokusabalalisa sendawo se-opium ethengwe kubathengisi bakwamanye amazwe eShanghai; lapho uDavid Sassoon ezama ukugwema intela ngokuletha imithwalo yakhe ngqo kubathengisi be-opium eZhenjiang, amaShayina ahlela ukwesabisa amakhasimende akhe abese ethenga inhlangano yakhe ehlulekile. Ngo-1904 inani labantu lalingu-168 000. 