Difficult I've seen a lot of big data startups, including our own Overall, the probability of success in this industry is low

If it is self-employed, then the big data itself is not a lot of times in demand

If it is a third-party service provider, to provide a solution, then it is the general software developers, squeezing through the head to earn a little bit of hard money is possible, and it is not easy to make it into a scale.