measured by net assets or revenue. Financial performance: Companies must demonstrate a strong financial performance, with a track record of profitability and positive cash flow. Specifically, one of the following requirements must be met: 1.The estimated market value is not less than 1 billion yuan, the net profit in the most recent year is positive, and the operating income is not less than 100 million yuan; 2. The estimated market value is not less than 5 billion yuan, and the operating income in the most recent year is not less than 300 million yuan. Corporate governance: Companies must demonstrate a commitment to good corporate governance, with a clear and transparent management structure. Specifically, the issuer’s basic accounting practice is proper and its preparation and disclosure of the financial statements is in compliance with the Accounting Standards for Business Enterprises and relevant information disclosure rules, and fairly reflects in all material respects its financial position, the results of operations and cash flows, and its financial report has been issued an unqualified opinion by a CPA in the last three years. Disclosure and transparency: Companies must provide full and timely disclosure of financial and other information, and must comply with all regulatory reporting requirements. Building The Shenzhen Stock Exchange building is a skyscraper with a height of and 49 floors. Its construction started in 2008 and was finished in 2013.The building was designed by Rem Koolhaas's firm, the Office for Metropolitan Architecture. The building is located at 2012 Shennan Blvd., Futian District. With an area of 200,000 square metres, five high speed elevators and a futuristic design, the partners involved in the design and construction of this sky scraper included Rem Koolhaas, David Gianotten, Ellen van Loon and Shohei Shigematsu and construction by The Second Construction Co., Ltd of China Construction Third Engineering Bureau, a subsidiary of China State Construction Engineering Corporation. See also China Securities Regulatory Commission Hong Kong Stock Exchange Shanghai Stock Exchange Untraded shares Deng Xiaoping's Southern Tour Lists List of companies of China List of East Asian stock exchanges List of stock exchanges References External links Financial services companies established in 1990 Office buildings completed in 2013 Economy of Shenzhen Organizations based in Shenzhen Skyscraper office buildings in Shenzhen Stock exchanges in China Rem Koolhaas buildings Chinese companies established in 2013 Chinese companies established in 1990