(Note: In fact, it is generally recommended to renew the contract about three months before the expiration of the contract, which is safer. It may be a bit hasty to start renewing the contract now. In addition, it is also feasible to return to China with a follow-up visa, but the time is late and the risk of delaying study is greater. This is generally not recommended. )
After returning home, it usually takes about a week to produce results with new big brands and small brands. However, the key to successful renewal depends on your performance during your study in Canada.