Where is the ancient town of Jingziguan in the three provinces?

In Xichuan County, Nanyang City, Henan Province. The name of Jingziguan originated in the Warring States Period. Jingziguan ancient town, with one foot across three provinces, is located in Xichuan County, Nanyang City, Henan Province. Because it is located at the junction of Henan, Hubei and Shaanxi provinces, it is known as "one rooster crows three provinces". In 304 BC, the King of Chu sent King Jing to guard this place, so it was named "Jingzikou" because the nearby mountains were full of a kind of purple Jinghua. In the Qing Dynasty, the locals renamed it "Jingziguan" and it has been used ever since. The ancient town of Jingziguan, which has been formed since the Tang Dynasty, was once a very prosperous commercial town with inns, pavements and clubs.