China's securities regulator called for talks with its American counterpart after the U.S. Securities and Exchange Commission increased disclosure requirements for initial public offerings of Chinese companies amid nearly a $1 trillion share sell-off last week. The China Securities Regulatory Commission is seeking to step up communication with the SEC to find a suitable resolution, it said in a statement Sunday, after the U.S. regulator said it would require Chinese companies seeking listings to improve risk disclosures. The Chinese watchdog called for mutual respect and collaboration on the issue. In response to Beijing's clampdown on private industry, SEC Chairman Gary...