The calculated distance (air line) between Zhangjiagang and Zhujiajiao is approximately 61 miles respectively 98 kilometers.
By car or train, the actual journey to Zhujiajiao is certainly longer, as only the direct route (as the crow flies) between Zhangjiagang and Zhujiajiao has been calculated here.
Air line (approximately)
98 kilometers
53 nautical miles