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|EXHIBIT 12.1                                                        
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|CERTIFICATION PURSUANT TO RULE 13a-14 OR 15d-14                     
|OF THE SECURITIES EXCHANGE ACT OF 1934                              
|AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002
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|I, YU Dehui, certify that:
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|1.                        
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|2.                        
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|3.                        
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|4.                        
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| | (a) | Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the Company, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared;
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| | (b) | Designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles;    
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| | (c) | Evaluated the effectiveness of the Company's disclosure controls and procedures and presented in this annual report our conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this annual report based on such evaluation; and                                                                             
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| | (d) | Disclosed in this annual report any change in the Company's internal control over financial reporting that occurred during the period covered by the annual report that has materially affected, or is reasonably likely to materially affect, the Company's internal control over financial reporting; and                                                                
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|5. | The Company's other certifying officers and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the Company's auditors and the audit committee of the Company's board of directors (or persons performing the equivalent functions):
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| | (a) | All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the Company's ability to record, process, summarize and report financial information; and
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| | (b) | Any fraud, whether or not material, that involves management or other employees who have a significant role in the Company's internal control over financial reporting.                                                                                               
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|Date: April 15, 2016                     
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|By: /s/YU Dehui                          
|Name: YU Dehui                           
|Title: Chairman of the Board of Directors
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