I Relied on the Golden Bell to Open a Security Company in the Northern Song Dynasty

Zhu Yanqing, a top modern security expert, traveled back in time to the late Northern Song Dynasty. He was equipped with the incomplete "Twelve Gates Golden Bell". In order to gain a foothold in the crisis-ridden Bianjing, he founded the first "security company" in history and got involved in disputes between the court and the Jianghu. He used modern management and hard core strength to protect everything he cherished in the gaps of history.