"Doesn't this road surface look different from those elsewhere in the Tang Dynasty?"
"It does! It's so level and hard—walking on it doesn't hurt your feet at all. And from the look of it, there won't be any mud even on rainy days!"
"Look at those houses by the roadside! Do they not use wood to build their homes?"
"How can they build houses without wood? And those things the Tang people are using to build houses—why do they look so much like the road beneath our feet?"
"Come on, let's hurry over and take a look!"
Ever since word spread that an immortal from the heavens had descended upon the Tang Dynasty, become its Imperial Preceptor, and helped it grow ever stronger!
Tibetan Empire, Tuyuhun, Eastern Turkic Khaganate, and other foreign tribes all took the initiative to dispatch envoys to the Tang Dynasty!
Just as these foreign envoys were walking along the official road outside Chang'an, paved with cement, and gazing at the rows of two-story buildings not far from the cement road, built from cement, steel rebar, and red bricks!
The foreign envoys, who had never seen such things before, wore expressions of utmost curiosity and all headed eagerly toward those small buildings!
"Excuse me! Are you building houses?"
An envoy from a foreign tribe who could speak the language of the Central Plains approached the construction site and found someone supervising the work to ask!
The small contractor looked at the envoy before him, who greeted him with a foreign ceremonial salute, then likewise cupped his hands and bowed slightly in return!
"That's right! We are indeed building houses!"
"Judging by your attire, you aren't people of our Tang Dynasty, are you?"
"In reply to you, sir, we are envoys of the Tibetan Empire!"
The envoy who