Building a Martial Dao Celestial Family by Laying Low

Chen Li transmigrates into the body of a minor landlord and awakens the Family Martial Dao System. When his descendants' Martial Dao advances, they nurture the family in return, and the system rewards him with lifespan, Secret Medicine, Pill Formulas, and so on. Chen Li starts from farming the land, proceeding cautiously with every step, accumulating silver taels, spreading his lineage, and cultivating his descendants. — Description from novelcodex.org