Why Mother Tang didn't demand this money be handed over likely came down to two reasons. The first was reputation.
If they had demanded the money her maternal family left behind right after her daughter-in-law stepped through the door, word would get out. People would realize that Father Tang and Mother Tang hadn't arranged the marriage between Tang Qingfeng and the original owner out of kindness, but out of malice.
There was even a chance Father Tang would lose his position as production team leader.
Chapter 1666