About Zheng HeZheng He (also known as Cheng Ho) was born in Kunyang, Yunnan (present-day Jinning County, Kunming) around 1371 AD, the fourth year of the Hongwu reign period (1371 AD) of the Ming Dynasty.
Zhang QianZhang Qian, born in Chenggu Country, Shaanxi Province during the Western Han Dynasty (206 BC-8 AD), was a renowned diplomat and explorer who pioneered the opening of the famous Silk Road.
Ban ChaoBan Chao (32-102 AD) was a famous diplomat and military figure of the Eastern Han Dynasty (25-220 AD). In 73 AD, Ban Chao led a force of thirty-six troops to the Western Regions.
Gan Ying While Ban Chao was occupied with pacifying the Western Regions and maintaining the safety of the Silk Road, he dispatched his Subaltern, Gan Ying, on several missions to establish contact with the Roman Empire.