Dilong International's "online business hall" provides online series of express delivery services for new and old customers. The main functions of the website include: express inquiry, freight calculation, business acceptance, express settlement inquiry, express problem handling and other online services. New and old customers can log in to the "Online Business Hall" to directly handle the mailing business. Just input personal information, relevant information of articles or letters to be handed in and sent according to the prompts. After successful submission, Dilong International staff can provide door-to-door service for you. At the same time, you can also query the sending, arrival, delivery, sign in and other information of your express mail in real time, and provide online payment, problem handling and other services.