Kaifeng

The Ming dynasty required the Kaifeng Jews to marry only Han Chinese people.

Source: tatoeba (11942678)

For several weeks preceding the actual overflow of its banks the Hoang-Ho had been swollen from its tributaries. It had been unusually wet and stormy in northwest China, and all the small streams were full and overflowing. The first break occurred in the province of Honan, of which the capital is Kaifeng, and the city next in importance is Ching or Cheng Chou. The latter is forty miles west of Kaifeng and a short distance above a bend in the Hoang-Ho.

Source: wiktionary

The supposed founder of the Chinese monarchy was Fu-hsi [about 2852 B.C.], and his capital was Kaifeng, now the provincial city of Honan. The early inhabitants of China are said to have lived in this Province.

Source: wiktionary

Chengchow is on the Pehan (Peking-Hankow) railway, about fifteen miles south of the Yellow river, and about forty-five miles west of Kaifeng. This railway is being rapidly pushed to completion. Another railway is to be built from Kaifeng to Honanfu, which will have its junction with the Pehan railway at this place.

Source: wiktionary