How long is the internship period of Changzhou Shi Innovation Energy Co., Ltd.?

A month to six months. According to the labor contract law, if the term of the labor contract is more than three months but less than one year, the probation period shall not exceed one month; If the term of the labor contract is more than one year but less than three years, it shall not exceed two months; If the term of a labor contract is fixed, it shall not exceed six months. Changzhou Innovation Energy Co., Ltd. is also implemented in accordance with the labor contract law.