Some people who are particular about things even use blue bricks for their kang beds. It's unnecessary, red bricks work just fine. The old man thinks they are even warmer than blue bricks.,But he was also afraid that these people would go to Dongqiao Town in Guifeng and buy there, saying it was two big houses, when in fact they were very close.,It seems like they're also going to build a house for Grandma...。