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Statutory Reserves (Details) - 3 months ended Mar. 31, 2018
USD ($)
CNY (¥)
Shanghai TCH [Member]    
Schedule Of Statutory Reserves [Line Items]    
Registered Capital | $ $ 29,800,000  
Maximum Statutory Reserve Amount | $ 14,900,000  
Statutory reserve 1,003,859 ¥ 6,564,303
Xi'an TCH [Member]    
Schedule Of Statutory Reserves [Line Items]    
Registered Capital   202,000,000
Maximum Statutory Reserve Amount   101,000,000
Statutory reserve 10,682,975 69,854,362
Erdos TCH [Member]    
Schedule Of Statutory Reserves [Line Items]    
Registered Capital   120,000,000
Maximum Statutory Reserve Amount   60,000,000
Statutory reserve $ 3,143,977 20,558,023
Xi'an Zhonghong [Member]    
Schedule Of Statutory Reserves [Line Items]    
Registered Capital   30,000,000
Maximum Statutory Reserve Amount   15,000,000
Statutory reserve, description Did not accrue yet due to accumulated deficit.  
Shaanxi Huahong [Member]    
Schedule Of Statutory Reserves [Line Items]    
Registered Capital | $ $ 2,500,300  
Maximum Statutory Reserve Amount | $ $ 1,250,150  
Statutory reserve, description Did not accrue yet due to accumulated deficit.  
Zhongxun [Member]    
Schedule Of Statutory Reserves [Line Items]    
Registered Capital   35,000,000
Maximum Statutory Reserve Amount   ¥ 17,500,000
Statutory reserve, description Did not accrue yet due to accumulated deficit.