Iron friend. Com (formerly known as 99 ticketing. Com), the management team of Tieyou. Com brings together outstanding talents from IT industry, ticketing agency industry and logistics industry in China, uses advanced IT technology and service concept, and integrates offline train ticket service, logistics service and online ticketing information consultation service with Internet as a platform to build a one-stop service for online train ticket purchase in China. It is a leading professional platform for online train ticket purchase service in China. Iron friend. Com has developed into a leader in the industry, its service network covers most cities in China, and it is determined to buy national train tickets for the people of the whole country. Up to now, Jiujiu Ticketing Network has successfully purchased train tickets for more than 800,000 users, with more than 3 million registered users and 200 million monthly service users. Provide all-round train ticket purchase, train number inquiry, train number inquiry, remaining ticket inquiry and other services for national users.