汉译英 负责开发、选择、管理供应商和处理供应商关系的工作，如谈判、质量、签订合同及供应链等；谢谢！

Take charge of developping,choosing,managing supplier and process the relationship with the supplier.Such as negotiation,quality,signing the contract and the supply chain.

Positions in charge of the developing choosing and management of suppliers as well as supplier-relationship, such as negotiating, quality control, contract-drafting and the supply-chain.

自己再改改吧

Be responsible for developing, choosing, managing suppliers and disposing supplier relations work that including neogotiating,quality, signing contracts and supply chains, etc.