foreign tradeEnterprises outsource the non - coreimport and exportlink management work to professional ShanghaiZhongShen International Trade, without the need to apply for complex relevant qualifications, hire and manage numerous import and export personnel such as customs brokers, logistics staff, and foreign - related finance staff. They can focus on core businesses such as production, procurement, and negotiation, thus optimizing the foreign trade process and reducing foreign trade costs.