Back to 90s she made a fortune from scientific research

Qin Hongfei woke up at a glance and returned to 1999, the year before time travel, with a bad hand, her father died at the beginning, her mother was mad and hated countless times, she inherited millions of debts from the family shop, her grandfather did not love her grandmother, and her sister dropped out of school early. The black body of the mixed entertainment circle is completely black, and everyone will step on it.
It doesn't matter, with more than 20 years of experience in scientific research, I took over the maintenance shop at home.
Repair electrical appliances?
[-] times, you will pay ten times if it is broken.
Everyone knows that there is a maintenance shop on Qinhuai Street, and there are always people who pay to cut the queue. It was an e-commerce owner at first, and then a high-tech person in Yangcheng. Why is Lian often called All the professors of a certain advanced college who couldn't be interviewed by the newspapers came in person? ?
Before meeting Qin Hongfei, Tang Jinnan's teacher said that women are all stumbling blocks on the road to growth, and they come to hack each other. After meeting Qin Hongfei, Tang Jinnan found out that the teacher had mistaken him for his children.

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