Sii wadida faqradan-- 9kii Juun 1938, intii lagu jiray dagaalkii labaad ee Sino-Jabbaan, ciidamada Qaranka ee Chiang Kai-shek ayaa jabiyay biyo xireenadii
waxay xayirtay webiga u dhow tuulada Huayuankou ee gobolka Henan, taasoo sababtay waxa taariikhyahanada reer Canada ka tirsan Diana Lary ay ugu yeertay "musiibo dabiici ah oo dagaal sababtay". Ujeeddada howlgalka ayaa ahayd in la joojiyo ciidamada Japan ee soo socda iyadoo la raacayo istiraatiijiyad ah "isticmaalka biyaha oo ah bedel askar" ("yishui daibing"). Sanadkii 1938 daadadku waxay ku dileen qiyaastii 500,000 ilaa 900,000 oo Shiineys ah, iyo sidoo kale askar Japan ah oo aan la garanayn tiradooda. Daadadka ayaa ka hortagay in ciidamada Japan ay qabsadaan magaalada Zhengzhou, oo ku taal xeebta koonfureed ee wabiga Yellow, laakiin kama hor istaagin inay gaaraan hadafkooda ah inay qabsadaan Wuhan, oo ahayd xarunta ku meel gaarka ah ee dowladda Shiinaha oo ku taal wabiga Yangtze.