To develop customers for FBA special line, you can take strategies and steps:

1. Determine target customers: First, determine your target customer group. FBA special line is usually suitable for cross-border e-commerce sellers, Amazon sellers, etc. You can carry out development work for these specific customer groups.

2. Establish online channels: Establishing online channels is the key to developing customers. Provide information and resources to potential customers by creating professional websites, social media accounts, email marketing, etc., to attract and guide them to contact you.

3. Provide valuable content: Providing valuable content such as e-books, white papers, industry reports, technical guides, etc. can attract the interest of potential customers. Make sure your content is relevant to the FBA special line and solves problems or needs they may encounter.

4. Find partners: Establish cooperative relationships with partners with similar target customer groups to jointly develop customers. For example, cooperate with cross-border e-commerce platforms, participate in e-commerce exchange meetings, etc. Through the recommendation and referral of partners, you can quickly expand your customer network.

5. Expand your personal network: Participate in industry exhibitions, exchange conferences, business social events, etc. to establish face-to-face contact with potential customers. In these occasions, find potential customers through direct communication and relationship building, and introduce them to the advantages and services of the FBA dedicated line.

6. Customer relationship management: Establish a customer relationship management system to follow up with potential customers and communicate with them effectively. Respond to customers' inquiries and needs in a timely manner, provide personalized solutions, and establish good trust and cooperative relationships.

7. Word-of-mouth marketing: Word-of-mouth marketing is an important means to attract new customers and retain old customers. Make sure that the services and solutions you provide can meet customer expectations, and strive for word-of-mouth recommendations and good reviews when customer satisfaction is high.