Add a new one to the list: fake virgins. A growing number of Chinese women -- mostly in their 20s and about to get married -- are opting for a surgical procedure called "hymen restoration," which returns the hymen to its condition before it was ruptured, which typically occurs during first sexual contact but can also happen while playing sports or doing other strenuous activities. Even as China has flung open its doors to the West and modernized, a deeply conservative and chauvinistic attitude persists. Many men, including white-collar professionals, say they want to marry a virgin. And increasingly liberated...