The clip filmed by a visitor showed the tour guide badge speaking the English language fluently with two tourists in front of the Terracotta Army site.
The man has worked as a tour guide for 30 years at the site, a popular tourist destination in Xi'An Province, Chinese language site Shaanxi TV reported.
"Hi, nice to see you," he starts."Have you got our museum ticket?" he asks.
"We have tickets," the tourists reply.
"I have been doing this job for 30 years in English. Do you need a guide?" he asks.
The foreign tourists were impressed by his English proficiency and agreed to hire him as their tour guide, South China Morning Post reported.
The video shared on Douyin earlier this month has attracted over 21,000 likes and 8,000 shares as of April 17, with people online praising his English-speaking skills.
"So amazing. He can speak great English," one said.
"I’m impressed by his professional English-speaking skills and rich knowledge too," said another.
The Terracotta Army is a collection of terracotta sculptures depicting the armies of Qin Shi Huang, the first emperor of China.