中華郵政
However, modernization of Taiwan was Liu's main achievement. He encouraged the use of machinery and built military defense infrastructure. He also improved the road and rail systems. In 1887, he started building the first Chinese-built railway (completed in 1893, see Taiwan Railways Administration). In 1888, he opened the first post office in Taiwan (see Chunghwa Post), which was also the first in China. Taiwan was then considered the most developed province in China.