Chinese drugmaker Simcere Pharmaceutical Group Ltd. raised HK$3.57 billion ($460.6 million) in Hong Kong by issuing 261 million shares at HK$13.7 apiece on Oct 27. Its debut hit a setback, with its share price (HKEX:2096) dropping over 20% in mid-morning and extending losses to nearly 24% to close at HK$10.46.