What is Qingdao subway express?

Qingdao Metro Express is a financial service. Relevant information shows that the Metro Express is a financial platform for Qingdao Metro Group to transform the credit of the Metro Group into financial services and provide financing assistance for small and medium-sized enterprises in the industrial chain. When the user's funds are in good condition, they can be held until maturity. If the funds are short, they can be traded online and realized directly.