Kinh Chu cave or Duong Nham cave is a cave located in the land of Duong Nham village, Pham Thai ward, Kinh Mon town, Hai Duong province, Vietnam. Kinh Chu Cave is classified as Nam Thien De Luc Cave (ie the sixth most beautiful cave in the South). Kinh Chu is one of the important relics of Hai Duong province, with the center being Kinh Chu cave. This is a scenic spot in the An Phu - Kinh Chu - Nham Duong complex that has been classified as a special national relic.