evidence: "With cross-border smuggling still off limits, the prices of imported goods, including electronic devices, have been rising across the board in Hyesan," a source in Ryanggang province told Daily NK on Aug. 23, speaking anonymously. [...] Higher water levels on the Yalu River make it very difficult to safely transport goods across the border from China to North Korea. [...] These circumstances are leading to increased prices of imported goods including automobile parts and electronic devices such as evaporative coolers and refrigerators.