Our company's financial misappropriation was discovered by the leader and refused to return it. Can an economic crime defense lawyer sue him, criminal or civil?

The crime of misappropriating funds refers to the behavior of personnel of companies, enterprises or other units who, taking advantage of their positions, misappropriate the funds of their own units for personal use or lend them to others for use, and the amount is relatively large, which has not been paid back for more than three months, or although it has not exceeded three months, the amount is relatively large, and they engage in profit-making activities or illegal activities. According to the second paragraph of Article 214 of the Company Law, directors, supervisors and managers who take bribes or other illegal income by taking advantage of their powers and encroach on the company's property shall confiscate their illegal income and be ordered to return the company's property, which shall be punished by the company. If a crime is constituted, criminal responsibility shall be investigated according to law. Article 193 of the Securities Law: Securities companies, securities registration and settlement institutions and their employees who buy, sell, misappropriate or lend securities in customers' accounts or misappropriate funds in customers' accounts with customers' securities as collateral shall be ordered to make corrections, their illegal income shall be confiscated, and they shall be fined between one and five times of their illegal income, and ordered to close down or revoke the professional qualification certificate of the responsible person. If a crime is constituted, criminal responsibility shall be investigated according to law.