Which is better, Tongcheng or Ctrip?

As far as I know, which is better, Tongcheng or Ctrip?

Ctrip is relatively easy to use, and its main advantages are reflected in the following two aspects:

1. service advantages: Ctrip pursues scientific and moderate innovation, and its service is in the leading position in the industry in terms of scale, system, process and concept.

2. Advantages of market cooperation: Ctrip has established strategic cooperative relations with major domestic airlines, banks and well-known enterprises, which has provided strong support for its vigorous development.