You can visit 'https://in.oriflame.com/activate' and click on resend activation code. This will send you a new activation code on your registered mobile which you entered at the time of registration.
Or
Your sponsor has a functionality to resend the activation SMS to you. He/she has to visit 'https://in.oriflame.com/mypages/network/recruit/activate-registered-consultants' page by using his/her own login credentials and click on resend SMS icon.