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ORGANIZATION AND PRINCIPAL ACTIVITIES - Additional Information (Detail)
 9 Months Ended
Dec. 31, 2014
Landway Nano Bio-Tech, Inc.  
Organization and Principal Activities [Line Items]  
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions 100.00%us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions
/ dei_LegalEntityAxis
= cyig_LandwayNanoBiotechIncMember
Shandong Spring Pharmaceutical Co., Ltd.  
Organization and Principal Activities [Line Items]  
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions 100.00%us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions
/ dei_LegalEntityAxis
= cyig_ShandongSpringPharmaceuticalCoLtdMember