Job responsibilities: Responsible for expanding, negotiating, and maintaining payment channel resources for ZEROBASE's overseas online earning products; Proactively explore high-quality payment channels in overseas markets based on the company's business needs, and promote revenue growth for online earning products; Establish and maintain long-term cooperative relationships with overseas advertisers, alliance platforms, and task demanders to ensure stable advertising and task delivery volume; Conduct in-depth research on overseas online earning market trends, optimize channel strategies in a timely manner, and improve ROI; Coordinate internal and external resources, promote efficient implementation of channel cooperation, and continuously improve overall channel efficiency and profitability.