eSign was founded in 2002, which is the first service provider of electronic signature technology in China.

As of Jan 2022, eSign have ranked first in the whole industry on market share, overall revenue, registered user number, key client number and other operational measures.

In the 2020 Hurun Global Unicorn List, eSign was shortlisted with a valuation of 7 billion yuan, and was the only electronic signature company shortlisted for the list.