Uber is the biggest valuable startups in the world. In 2017 there was some issues in uber. A video of coversation between uber's co-founder,Travis Kalanik  and driver became viral on social media.

Didi chuxing has the same business model as uber. When some issues were continuing in uber then didi chuxing became world's most valuable startups.

Meituan dianping is an online and on-demand company in china. In 2015 meituan was merged with dianping.

Airbnb is an hotel booking platform. Any house or real estate object is not owned by airbnb. Airbnb works as a mediator and they earn profit from every hotel booking commissions.

Spacex is an aerospace manufacturing and space transportance company. Elon Mask is the founder of spacex. In 2001 the idea of planting tree and living people in mars came in elon mask's brain

Palantir technologies is a big data mining and data analytics company. Its technologies are used in anti-terrorism. Famous businessman and investor, Peter Thiel is the chairman of the company.

Wework company rapidly expands their business. And this year it expands its business. Wework is established in 2010.

Lufax is the biggest finance place in china. Firstly P2P or peer to peer lending was the main focus of lufax. Now the company focuses on wealth management.

Juul is the e- cigarette company of US. Juul have the market share of more than 70% in e-cigarette sector in US. It was established in 2015.