(Bloomberg) — The era of breakneck growth for China’s quantitative hedge funds may be ending as regulatory scrutiny intensifies and some of the $219 billion industry’s most popular trades become increasingly crowded.Most Read from BloombergReliving the New York Subway Map DebateChina Cash Flowed Through Congo Bank to Former President’s Cronies‘Pension Poachers’ Are Targeting America’s Elderly VeteransAfter a boom that saw assets under management at algorithm-driven funds in the country jump by