Pythagorean big data is reliable. According to company information, Pythagorean Data has a registered trademark, certification from the industrial and commercial department, and a business license. Pythagorean Big Data (Shenzhen) Co., Ltd., legal representative: Chen Shouhong, registered capital: 1 million yuan, address: 33C, Building 4, Dachong Business Center (Phase III), Dachong Community, Dachong Community, Yuehai Street, Nanshan District, Shenzhen, business scope: The business projects are: operating e-commerce; database services, database management; development and sales of computer software and information system software.