Engineering men have the gentleness of engineering men. When Qian Xinyi turned thirty-five, Chen Xi'an secretly built him a house according to the strictest standards in the industry.
Withstand earthquakes up to magnitude 9, fire resistance level 1, lightning protection level 1, thermal conductivity coefficient of 2.0, resistant to earthquakes, not struck by lightning, warm in winter and cool in summer, energy-saving and environmentally friendly.
After the final inspection, he handed the design specifications along with the keys to Qian Xinyi and said, "I'll give you a home."
As a result, the professionally-diseased Qian Xinyi was shocked and said, "Did you build an armory?"