[the Jiangsu section of the Beijing-Hangzhou Canal will realize the smooth flow of 2,000-ton ships in 2025] the "three to two" channel of the southern Jiangsu section of the Beijing-Hangzhou Canal and the expansion and renovation project of the Jianbi first-line ship lock began in Zhenjiang. When completed in 2025, the 212-kilometer southern Jiangsu section of the Beijing-Hangzhou Canal will be upgraded to the second-class channel standard, plus the northern Jiangsu section of the Beijing-Hangzhou Canal, which is already the second-class channel of the whole line. The Jiangsu section of the Beijing-Hangzhou Canal can achieve all-weather operation of 2000-ton ships.