Vietnamese Sales Call Specialist

I'm looking for an experienced sales caller fluent in Vietnamese to help with customer retention. The focus will be on reaching out to previous customers to bring them back.

Key Requirements:
- Fluency in Vietnamese
- Experience in sales calls, especially for customer retention
- Ability to use provided purchase history to tailor conversations

Ideal Skills:
- Strong communication and persuasion skills
- Experience in handling customer objections
- Ability to report back on call outcomes

Please provide relevant experience in your bids.