Job descriptionResponsible for developing and expanding new business according to the company's overall strategy;Responsible for customer business negotiation, business quotation, contract signing, joint activities;Stay close to customers, understand customer activities and policy trends, gain insight into competitors' information, give feedback to the company in time, and formulate countermeasures;Follow up the accounts receivable with overdue contract and assist the finance in completing the collection of accounts;Promote the company's new business developments to the old customers in a timely manner;Assist the marketing department in collecting market sales information and user opinions;Perform other work delivered by the company or superior.Familiar with e-commerce platform companies and logistics industry customers;Other requirements : rich in pioneering spirit, perseverance; strong communication and coordination; responsible.