Kunshan Kersen Science & Technology Co., Ltd

Airbnb exists to create a world where anyone can belong anywhere, providing healthy travel that is local, authentic, diverse, inclusive and sustainable. They empower people around the world to unlock and monetize their spaces, passions and talents to become hospitality entrepreneurs. Airbnb provides access to 6+ million unique places to stay in 100,000+ cities and 40,000+ unique experiences run by hosts.

Verizon Communications Inc., or simply Verizon, is an American multinational telecommunications conglomerate and a corporate component of the Dow Jones Industrial Average. The company is based at 1095 Avenue of the Americas in Midtown Manhattan, New York City, but is incorporated in Delaware.

Adobe is an American developer of printing, publishing, and graphics software.

Microsoft Corporation (, abbreviated as MS) is an American multinational technology company with headquarters in Redmond, Washington. It develops, manufactures, licenses, supports and sells computer software, consumer electronics, personal computers, and related services. Its best known software products are the Microsoft Windows line of operating systems, the Microsoft Office suite, and the Internet Explorer and Edge web browsers.

BlackRock, Inc. is an American global investment management corporation based in New York City. Founded in 1988, initially as a risk management and fixed income institutional asset manager, BlackRock is today the world's largest asset manager with $6.29 trillion in assets under management as of December 2017.

Mastercard Incorporated (stylized as MasterCard from 1979 to 2016 and mastercard since 2016) is an American multinational financial services corporation headquartered in the Mastercard International Global Headquarters in Purchase, New York, United States. The Global Operations Headquarters is located in O'Fallon, Missouri, United States, a municipality of St. Charles County, Missouri.