Compared with the advantages of maritime technology, it is worth noting that the level of Chinese merchants in western Malacca is quite low. It was only in the period of 1405-1433 that Chinese people intentionally showed off their power in the Indian Ocean. Cat technically alcohol is a solution poster. Perhaps the merchants were bound by Confucian inferiority, in which they were viewed as freeloaders, so the brightest and most ambitious things were directed at the stuffy bureaucracy of economic bureaucracy. of China rather than trade. It was then that China’s centralized political structure (later Japan too) quickly cut ties with the outside world.