Founded in March, 2000, Tang Art Design & Information Group Limited (Tang Art), which is one of the biggest media companies of Architectural Design, specializes in not only information to the professionals in the fields of real estate and designing, but also publishing, scheming, distributing, and selling sci-tech books of architecture and real estate.

The sub-branches of Tang Art Design & Information Group Limited include:
Editing and publishing institution: (Hong Kong) Scientific Message Limited
Deputizing and distributing Institution: Guangzhou Tang Art Media Company Ltd.
Planning and communicating institution: Leju Real Estate Planning Co., Ltd.