Zhang has mainly served corporate clients for more than ten years and is knowledgeable in business operating system. Zhang has a deep understanding of chain operation, e-commerce, processing and manufacturing, import and export, logistics and warehouse distribution, high-tech and other business forms, and has rich experience in dealing with legal affairs in respect of enterprise investment and financing, production and operation as well as organization and management. Zhang also has comprehensive practical experience in listing on the main board of Shanghai Stock Exchange.